Past Simple /
Past Perfect
Past Simple /
Past Continuous
Past Simple /
Present Perfect
WHEN or WHILE /
FOR or SINCE?
Used to
100

After the guests_______, the kids ________the house.  (leave, clean)

After the guests had left, the kids cleaned the house.

100

I ____________ (watch) when the pizza finally _________ (arrive).

I was watching the show when the pizza finally arrived.

100

I can't log onto the site. I ___________ my password. (forget)

I can't log onto the site. I have forgotten my password. 

100

___________  he was talking on the phone, I was watching TV.

While

100

Did you used to walk to school?

Did you use to walk to school?

200

She ________ up all night because she ________ bad news (stay/receive).

She stayed up all night because she had received bad news.

200

They __________ to the beach, when the police ___________ them for speeding. (drive, stop)

They were driving to the beach, when the police stopped them for speeding. 

200

I was supposed to bring the movie yesterday, but I ___________ it at home. (leave)

I was supposed to bring the movie yesterday, but I left it at home.

200

He was cancelling his flight ___________  we called him.

When

200

What did you use to thinking about?

What did you use to think about?

300

She _______ in Sweden before she _______ to Norway (live/go).

She had lived in Sweden before she went to Norway.

300

I ___________ my wallet while we _________ to the supermarket. (lose, walk) 

I lost my wallet while we were walking to the supermarket.

300

Mr. Barnes is very important for the company. He ___________  here for 30 years. (work)

Mr. Barnes is very important for the company. He has worked here for 30 years.

300

I was overtaking a big truck ___________  I heard a loud thump.

When

300

Benny use to go out at night alone.

Benny used to go out at night alone.

400

She_________ she __________her purse.(not know, lost)

She didn't know that she had lost her purse.

400

My mother _____________ when the fire alarm suddenly __________ off. (sleep, go)

My mother was sleeping when the fire alarm suddenly went off.

400

He ___________  a gardener since he ___________ 18 years old. (be/be)

He has been a gardener since he was 18 years old.

400

He had worked there ___________ he left college.

Since

400

Amir used to liked eating spider.

Amir used to like eating spider.

500

I________what my mother___________.  (not remember, say)

I remembered what my mother had said.

500

He ____________ the bottle of wine on the floor while he was ____________ dinner. (drop, cook) 

He dropped the bottle of wine on the floor while he was cooking dinner. 

500

I ___________ my arm. I ___________  it playing with my cousin. (break/break)

I have broken my arm. I broke it playing with my cousin.

500

She had been studying French ___________ two years when she decided to move to Paris.

For

500

When I was at school, I not used to playing tennis.

When I was at school, I didn't use to play tennis.

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