A. expected​B.  sustained​C. controlled​D.  installed

• a

• b

• c

• d

. A. dweller​B.  sensor​C. energy​D.  reduce

• a

• b

• c

• d

.   A. campaign ​​B. global​​    C. balance ​​   D. carbon

• a

• b

• c

• d

PRONUNCIATION -- 4.   A. pollution ​​B. continue ​​    C. enormous ​   D. disappear

• a

• b

• c

• d

5. Their children __________ lots of new friends since they __________ to that town.

A. have made - moved​​B. were making - have moved

C. made - are moving​​D. made - have been moving

• a

• b

• c

• d

6. The little boy looks _____________ because he gets good grades in the exam

A. happy​  B. unhappy​   C. happily​D. unhappily

• a

• b

• c

• d

7. If you want to have a long, healthy life, you need to exercise to have a good level of ______.

A. intelligence​B. activities​   C. weight​D. fitness

• a

• b

• c

• d

7. If you want to have a long, healthy life, you need to exercise to have a good level of ______.

A. intelligence​B. activities​   C. weight​D. fitness

• a

• b

• c

• d

8. Your children are very sensitive during their teenage years, therefore, you_____be rude to them.

A. should​B.  shouldn’t​   C. must​    D.  mustn’t

• a

• b

• c

• d

9. We need to be ___________ speakers because every company appreciates the ability to present ideas in front of an audience

A. confide ​  B. confidence ​           C. confident​                 D. confidential

• a

• b

• c

• d