ÔN TẬP VỀ CÁC THÌ

He has been selling motorcycles.................

• ten years ago

• since ten years

• for ten years ago

• for ten years

Columbus............America more then 400 years ago.

• discovered

• has discovered

• had discovered

• he has gone

I............in the room now.

• am being

• was being

• have been being

• am

I.............to New york three times this year.

• have been

• was

• were

• had been

John ............a book when I saw him.

• is reading

• read

• was reading

• reading

My sister............for you since yesterday.

• is looking

• was looking

• has been looking

• looked

We............Doris since last Sunday.

• don't see

• haven't seen

• didn't see

• hadn't seen

I...............at 8 o'clock every morning.

• was getting up

• got up

• is getting up

• get up

She always ___ up at 8 o’clock in the morning.

• get

• gets

• got

• will get

Tomorrow I...............my grandparents

• am going to visit

• will have visited

• have visited

• visit