Simple Present
Simple Past
Present Perfect
Present Continuous
Simple Future
100

They paint the house.

The house is painted by them.

100

Someone cleaned the room.

The room was cleaned by someone.

100

They have built a new bridge.

A new bridge has been built by them.

100

The construction crew is building the skyscraper.

The skyscraper is being built by the construction crew. 

100

The company will launch the new product.

The new product will be launched by the company. 

200

The teacher teaches the students.

The students are taught by the teacher.

200

The chef prepared a delicious meal.

A delicious meal was prepared by the chef.

200

The workers have completed the project.

The project has been completed by the workers.

200

He is fixing the car.

The car is being fixed by him.

200

The city will build a new stadium downtown.

A new stadium will be built downtown.

300

A gardener plants flowers outside. 

Flowers are planted by the gardener.

300

The team won the championship.

The championship was won by the team.

300

She has written the report.

The report has been written by her.

300

They are cleaning the house.

The house is being cleaned by him.

300

The company will launch a new software update.

A new software update will be launched by the company.

400
Students submit their assignments.

Assignments are submitted by students.

400

The mechanic fixed the broken car.

The broken car was fixed by the mechanic. 

400

They have designed the new website.

The new website has been designed by them.

400

The technician is repairing the computer.

The computer is being repaired by the technician.

400

They will organize a charity event for the community. 

A charity event for the community will be organized by them.

500

Your teacher drinks coffee.

Coffee is drunk by your teacher.

500

The big storm damaged the house.

The house was damaged by the big storm.

500

She has sung several songs at the concert.

Several songs have been sung by her at the concert. 

500

They are fixing that old building.

That old building is being fixed by them.

500

The team will complete the construction project by December.

The construction project will be completed by the team in December.