bài tập các thì

We _______ Dorothy since last Saturday.

• A. don’t see

• B. haven’t seen

• C. didn’t see

• D. hadn’t seen

The train ______ half an hour ago.

• A. has been leaving

• B. left

• C. has left

• D. had left

My sister ________ for you since yesterday.

• A. is looking

• B. was looking

• C. has been looking

• D. looked

By Christmas, I _______ for Mr. Smith for six years.

• A. will have been working

• B. will work

• C. have been working

• D. will be working

I _______ in the room right now

• A. am being

• B. was being

• C. have been being

• D. am

I ______ to New York three times this year.

• A. have been

• B. was

• C. were

• D. had been

After I _______ lunch, I looked for my bag.

• A. had

• B. had had

• C. have has

• D. have had

I will be glad if he _______ with us.

• A. had gone

• B. did go

• C. went

• D. goes

Tom and Mary ______ for Vietnam tomorrow.

• A. leave

• B. are leaving

• C. leaving

• D. are left

Her brother ______ in Canada at present.

• A. working

• B. works

• C. is working

• D. work