Tenses
Conditionals and wish clauses
Passives
Relative clauses
Modal verbs
100

By the time we arrive to the airport, the plane ___________ (take off).

By the time we arrive to the airport, the plane will have taken off.

100

If my leg ________________ (not be) broken, we _____________ (go) on holiday with you last June.

If my leg hadn't been broken, we would have gone on holiday with you last June.

100

Sophia sold the car to a doctor

The car was sold to a doctor by Sophia

A doctor was sold the car by Sophia

100

Next summer we are visiting London. My cousin was born there.

Next summer we are visiting London, where my cousin was born.

100

You ______ (take) pictures of the paintings. It's forbidden.

You mustn't take pictures of the paintings. It's forbidden.

200

At ten o'clock tonight, I _______________ (eat) dinner. Ten is too early to go to bed!

At ten o'clock tonight, I will be eating dinner. Ten is too early to go to bed!

200

I wish I _____________ (come) with you yo the concert, but I will be finishing my exams.

I wish I had come with you yo the concert, but I will be finishing my exams.

200

A hairdresser cuts my hair every two months.

I...

I have my hair cut by a hairdresser every two months.

200

During last week's competition, I met many people. Their nationalities are diverse.

During last week's competition, I met many people, whose nationalities are diverse.

200

I don't know where the teacher is. She _____ (be) in another class.

I don't know where the teacher is. She might be in another class.

300

Before I ________________ (find out) what happened, my students ________________(already, inform) me.

Before I found out what happened, my students had already informed me.

300

If you ____________ (want) my advice, ___________ (not sell) your car.

If you want my advice, don't sell your car.

300

People think that climate change is damaging the environment.

It...

It is thought that climate change is damaging the environment.
300

The tree was the largest and oldest in the park. They had their picnic under that tree. 

The tree under which they had their picnic was the largest and oldest in the park.

The tree which they had their picnic under was the largest and oldest in the park.

300

She _________ (leave) the office because her things aren't here.

She must have left the office because her things aren't here.

400

They were extremely tired because they ________________ (paint) the walls of the house.

They were extremely tired because they have been painting the walls of the house.

400

What ________________ (you/do) if there ________________(be) an earthquake?

What would you do if there were an earthquake?

400

John Hughes has built the biggest sand castle in the world.

The biggest sand castle in the world has been built by John Hughes.

400

It is a popular club. Many important people belong to this club.

It is a popular club to which many important people belong.

It is a popular club which many important people belong to.

400

I filled the tank yesterday, so you __________ (do) it today.

I filled the tank yesterday, so you don't have to do it today.

500

When they were young, she ____________ (not visit) him often, but now she visits him every day.

When they were young, she didn't use to visit him often, but now she visits him every day.

500

I wish I ___________ (not go) to the beach instead of studying.

I wish I hadn't gone to the beach instead of studying.

500

They believe that Christopher Columbus discovered America.

Christopher Columbus...

Christopher Columbus is thought to have discovered America.

500

The jungle was full of strange and unusual animals. The tribe lived in that jungle.

The jungle in which the tribe lived was full of strange and unusual animals.

The jungle  which the tribe lived in was full of strange and unusual animals.

500

Lester (not drive) that car yesterday. He doesn't even own a car.

Lester couldn't/can't have driven that car yesterday. He doesn't even own a car.