Where were you going yesterday?

• Simple present tense

• Simple past tense

• Past continuous tense

• Future continuous tense

The students had already completed the work when the teacher entered the class.

• Past perfect tense

• Simple past tense

• Past continuous tense

• Present continuous tense

The vehicles are being checked at the check post.

• Simple present tense

• Simple past tense

• Present Continuous tense

• Present perfect tense

Where did you keep your belongings

• Simple future tense

• Present perfect tense

• Simple past tense

• Past perfect tense

What a great risk he has taken to save the girl!

• Present perfect tense

• Simple present tense

• Past perfect tense

• Simple past tense

It is difficult job to keep students away from mobiles and TV.

• Present continuous tense

• Simple present tense

• Past perfect tense

• Simple past tense

I write a letter every weekend.

• Present Simple

• Present Continuous

• Present Perfect

• Past Simple

I am writing a letter now.

• Present Simple

• Present Continuous

• Past Simple

• Past Continuous

I shall write a letter tomorrow.

• Present Simple

• Past Simple

• Future Simple

• Past Continuous

I shall be writing a letter at 5 o'clock tomorrow.

• Future Simple

• Future Continuous

• Past Simple

• Past Perfect