Tenses
Clauses
Passive
Conditionals
Gerunds/Infinitives and Reducing clauses
100

Shirley wasn’t able to concentrate all morning. She (sleep) at all the night before and was very sleepy.

hadn't slept

100

I am tired of my neighbors who/that/whose/ which dogs are always barking.

whose

100

Change to passive voice: 

Everyone in my family enjoys a cup of tea after dinner. 

A cup of tea is enjoyed by everyone in my family. 

100

If Jack (be) a lawyer, he would be in court every week.

were

100

Can this be reduced: 

While I was driving to Boston from New York, my parents were flying to Boston from Seattle.

No

200

By the time William is forty years old, he (write) fifteen novels and two collections of short stories.

will have written

200

I have to go to our monthly sales meeting because/ although/whether I want to or not.

whether

200

Scientists are studying the results of the experiment.

The results of the experiment are being studied by scientists. 

200

I’m not invisible. If I (be) invisible, I (enjoy) surprising people.

were/ would enjoy

200

Can this be reduced:

Mark used to watch videos on his phone while he was waiting for the bus.

Yes

300

The Chinese (have) the oldest calendar of any culture in the world today.

have

300

Combine the two sentences: 

The pianist played a Mozart concerto. It was one of Mark’s favorite pieces of music.

The pianist played a Mozart concerto which was one of Mark’s favorite pieces of music.

300

Thieves stole two priceless paintings from the art museum.

Two priceless paintings were stolen from the art museum.

300

I fell down and hurt my knee. It got really swollen. My knee( get, not) so swollen if I ( put) ice on it right away.

would not have gotten/ had put

300

Can this be reduced: 

The boys who are playing soccer are preparing for a big tournament

Yes

400

Mario (study) for four hours straight. He had better take a break to stretch and eat something.

has been studying

400

Does this sentence need a comma. If so, where? 

As soon as I finish my report I will email you.

As soon as I finish my report, I will email you.

400

The board members are going to discuss the vacation policy at their next meeting.

The vacation policy is going to be discussed at the next board meeting.

400

If Ron (send ) an email to all employees last week, they (know) that the corporate executives were coming.

had sent/ would have known

400

I forgot (to turn/turning) off the headlights on my car this morning. When I returned, my car wouldn’t start.

to turn

500

When I (return) to my country next year, I am going to visit all my friends.

return

500

John: Who did Pierre visit in Paris last year?

Sam: I don’t know__________________.

Sam: I don’t know who Pierre visited in Paris last year. 

500

Did your manager explain the project clearly?


Was the project explained clearly by your manager?

500

Shhh! The baby is sleeping. We have to be quiet.

If the baby_____ , we wouldn’t have to be quiet.

weren't sleeping

500

David can’t stand (to work/ working) at his computer all day long. His eyes get tired from looking at the screen.

working

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