How long __________ you __________ since we left school?
B. have you been

She won't get married until she __________ 25 years old.
A. is

This building used to be a library, __________?
B. didn't it

Nobody was injured in the accident, __________?
A. was there

Let's go out for a walk, __________?
D. shall we

Jane and I __________ high school in 1987.
D. finished

John and Ann __________ married last Saturday.
B. got

His brother __________ high school 6 years ago.
B. finished

We have been living here __________ 1990.
C. since

Pasteur __________ in the 19th century.
B. lived

Now my sister __________ a bicycle of her own.
A. has

Don't bother me while I __________.
A. am working

How __________ you __________ since we left school?
C. have you been / left

When he came, I __________.
A. was watching TV

The piano __________ at the moment.
D. is being repaired

I saw Jack yesterday morning while I __________.
A. was walking

My brother __________ out at the weekend.
A. doesn't usually go

Every day, my sister __________ the floor.
D. usually cleans

Your English __________ wonderfully since last month.
D. has improved

Anita __________ very hard at the moment.
A. is studying

He __________ for London one year ago.
A. left

She __________ in Hue for twenty years.
B. has lived

I __________ to the market with my mother yesterday.
B. went

How long __________ you __________ her?
C. have/known

I usually __________ to school by bus.
C. go

Yesterday morning I __________ up at 6:30.
B. got

Please don't make so much noise. I __________.
A. am studying

Water __________ at 100 degrees Celsius.
A. boils

It is raining now. It began raining two hours ago. So it __________ for two hours.
C. has rained

__________ you __________ out last night?
A. Did/go