PAST 1
PAST 2
PRESENT 1
PRESENT 2
100

I keep the butter in the fridge.

The butter was kept in the fridge.

100

They clean the house every Saturday.

The house was cleaned every Saturday.

100

I keep the butter in the fridge.

The butter is kept in the fridge.

100

They clean the house every Saturday.

The house is cleaned every Saturday.

200

William repairs cars in his garage.

Cars were repaired in William's garage.

200

Alex posts videos on Facebook.

Videos were posted on Facebook by Alex.

200

William repairs cars in his garage.

Cars are repaired in WIlliam's garage.

200

Alex posts videos on Facebook.

Videos are post on Facebook by Alex.

300

Kim rescues animals that are in danger.

Animals that are in danger were rescued by Kim.

300

Wild fires destroy many forests.

Many forests were destroyed by wild fires.

300

Kim rescues animals that are in danger.

Animals that are in danger are rescued by Kim.

300

WIld fires destroy many forests.

Many forests are destroyed by wild fires.

400

He completes the project before the deadline.

The project was completed before the deadline.

400

The teacher answers the student's questions.

The student's questions were answered by the teacher.

400

He completes the project before the deadline.

The project is completed before the deadline.

400

The teacher answers the student's questions.

The student's questions are answered by the teacher.