Review (Time Conjunction and Verb Prepositions)

________ the bell rang, the students entered the classroom.

• Since

• While

• As soon as

• Unless

He was reading a book ________ I was watching TV.

• although

• while

• because

• until

Please wait here ________ I return.

• although

• because

• until

• since

I had finished my homework ________ my mother got home.

• after

• before

• until

• since

He has been working here ________ 2019.

• since

• until

• before

• while

I was walking home ________ it started to rain.

• although

• as

• if

• so

________ I was doing my homework, my brother was playing video games.

• After

• While

• Since

• Because

What does the use of "while" in the sentence suggest about the actions?
“While I was cooking, he was setting the table.”

• One action happened before the other.

• The actions happened at different times.

• The two actions happened at the same time.

• The first action caused the second one.

In which sentence does the time conjunction "until" best fit the meaning?

• I finished my dinner until my parents arrived.

• She slept until the alarm rang.

• He left until the teacher entered.

• We studied until before midnight.

Which conjunctions are best suited to show events that happened at the same time?

• During

• While

• As

• Before