present simple & continuous
past simple & continuous
present perfect
modals
future simple
100

She writes a letter every day

A letter is written by her every day.

100

They built a new school last year.

A new school was built by them last year.

100

Scientists have discovered a new planet.

A new planet has been discovered by scientists.

100

She can solve the problem easily.

The problem can be solved easily by her.

100

The manager will announce the results tomorrow. 

The results will be announced by the manager tomorrow.

200

The chef is preparing a delicious meal.

A delicious meal is being prepared by the chef

200

He was painting the house all morning. 

The house was being painted by him all morning.

200

They have repaired the car. 

The car has been repaired by them.

200

They should complete the project by Friday.

 The project should be completed by Friday by them.

200

She will finish the report tomorrow.

The report will be finished by her tomorrow.

300

She opens the shop at 8 a.m.

The shop is opened by her at 8 a.m.

300

She cleaned the kitchen yesterday. 

The kitchen was cleaned by her yesterday.

300

He has written three books.

Three books have been written by him.

300

You must follow the rules at all times.

The rules must be followed at all times by you.

300

They will organize the event next week.

The event will be organized by them next week

400

He is fixing the computer right now. 

The computer is being fixed by him right now.

400

She was printing the book.

The book was being printed.

400

The team has won the match. 

The match has been won by the team.

400

We might watch the movie tonight.

The movie might be watched by us tonight.

400

The company will launch a new product soon.

A new product will be launched by the company soon.

500

They bake fresh bread every morning.

Fresh bread is baked by them every morning.

500

They discovered a hidden cave.

A hidden cave was discovered by them.

500

We have decorated the room.

The room has been decorated.

500

The teacher could explain the topic again.

The topic could be explained again by the teacher.

500

We will clean the house before the guests arrive.

The house will be cleaned by us before the guests arrive

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