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câu điều kiện loại 1

Total questions: 168

Worksheet time: 1hrs 24mins

Name
Class
Date
1.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

2.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

3.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

4.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

5.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

6.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

7.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

8.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

9.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

10.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

11.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

12.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

13.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

14.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

15.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

16.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

17.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

18.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

19.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

20.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

21.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

22.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

23.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

24.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

25.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

26.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

27.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

28.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

29.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

30.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

31.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

32.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

33.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

34.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

35.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

36.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

37.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

38.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

39.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

40.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

41.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

42.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

43.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

44.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

45.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

46.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

47.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

48.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

49.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

50.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

51.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

52.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

53.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

54.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

55.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

56.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

57.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

58.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

59.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

60.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

61.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

62.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

63.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

64.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

65.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

66.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

67.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

68.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

69.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

70.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

71.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

72.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

73.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

74.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

75.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

76.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

77.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

78.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

79.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

80.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

81.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

82.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

83.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

84.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

85.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

86.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

87.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

88.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

89.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

90.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

91.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

92.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

93.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

94.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

95.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

96.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

97.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

98.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

99.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

100.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

101.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

102.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

103.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

104.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

105.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

106.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

107.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

108.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

109.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

110.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

111.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

112.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

113.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

114.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

115.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

116.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

117.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

118.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

119.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

120.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

121.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

122.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

123.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

124.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

125.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

126.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

127.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

128.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

129.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

130.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

131.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

132.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

133.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

134.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

135.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

136.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

137.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

138.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

139.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

140.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

141.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

142.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

143.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

144.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

145.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

146.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

147.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

148.

Vế if câu điều kiện loại 1 là:

a)

thì hiện tại tiếp diễn

b)

thì hiện tại đơn

c)

quá khứ đơn

d)

tương lai đơn

149.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

150.

Đâu là câu đứng sau if

a)

S + WILL + V

b)

S + Ved

c)

S + V(s,es)

d)

S + is/am/are + V_ing

151.

Vế chính trong câu điều kiện đi với thì.........

a)

hiện tại đơn

b)

quá khứ đơn

c)

hiện tại tiếp diễn

d)

tương lai đơn

152.

Cấu trúc bên vế chính là:

a)

S + Ved

b)

S+ will /can + V

c)

S + V(s,es)

d)

S + is, am, are + V_ing

153.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

154.

David will leave for Rent tomorrow if the weather _____ (be) fine.

a)

bes

b)

is

c)

will be

d)

was

155.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

156.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

157.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

158.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

159.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be

160.

If it (be).... sunny next week, we (plant) .... the vegetables

a)

is; will plant

b)

am; will plant

c)

are; will plant

d)

is; won't plant

161.

If we (recycle)..... more, we (help).... our Earth

a)

recycle; won't help

b)

recycle; will help

c)

don't recycle; will help

d)

don't recycle; will help

162.

We (save).... a lot of trees if we (not waste)....... so much paper

a)

will save; waste

b)

will save; waste

c)

won't save; don’t waste

d)

will save; don’t waste

163.

More people (have)..... fresh water if we only (use).... the water we need

a)

will have; have use

b)

will have; use

c)

won't have; use

d)

will have; don't use

164.

If the river (not be).... dirty, there (be).... more fish

a)

is not; won't be

b)

is; will be

c)

is not; will be

d)

is; will be

165.

What will you do if you _____ (not / go) away for the weekend ?

a)

won't go

b)

don't go

c)

didn't go

d)

doesn't go

166.

If you _____ (be) scared of spiders, don’t go into the garden.

a)

is

b)

will be

c)

are

d)

were

167.

. We’ll have to go without John if he ( not arrive) _____soon.

a)

won't arrive

b)

don't arrive

c)

doesn't arrive

d)

didn't arrive

168.

Please don’t disturb him if he_____ (be) busy.

a)

will be

b)

is

c)

was

d)

does be