Past Simple or Past Continuous?
Past Perfect Simple or Past Perfect Continuous?
Past Simple or Present Perfect?
WHEN or WHILE/FOR or SINCE?
Comparative and superlative
100

He ... (arrive) when we ... (sleep).

arrived, were sleeping

100

Before we parked our car we ... (collect) our ticket.

had collected

100

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

have forgotten

100

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

while

100

This building is very old, but that one is ________ (old / older / the oldest) than this one.

Older

200

He ... (still/sleep) at 9 o'clock.

was still sleeping

200

The roads were blocked in the morning. It ... (snow) all night.

had been snowing

200

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

left

200

He was cancelling his flight ... we called him.

when

200

This is ________ (heavy) box I have ever carried!

The heaviest 

300

The postman came just as I ... (leave) the house.

was leaving

300

I was really hungry. I ... (not/eat) anything since the morning.

hadn't eaten

300

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

has worked

300

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

when

300

Travelling by plane is usually ________ convenient than travelling by train for long distances.

    A) more convenient    B) the most convenient

A) more convenient 

400

The lights ... (go) out as we ... (discuss) the plans for the wedding.

went, were discussing

400

I had to have a break. I ... (drive) so long.

had been driving

400

He loves gardening. He ... (be) a gardener all his life.

has been

400

He had worked there ... he left college.

since

400

The ________ (far) I've ever run is 10 kilometers.

The farthest/the furthest 

500

The singer ... (sing) his best hits while the fans ... (climb) over the fence.

was singing, were climbing

500

As soon as Betty ... (open) the door, the burglar alarm went off.

had opened

500

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

have broken, broke

500

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

for

500

The red car costs $10,000. The blue car costs $15,000. (expensive) -> The blue car ________ ________ ________.

The blue car is more expensive than the red car.