Bài tập về các thì trong tiếng Anh

In all the world, there (be) only 14 mountains that (reach) above 8,000 meters.

(a)  

He sometimes (come) to see his parents.

(a)  

My grandfather ___ never ___ (fly) in an airplane, and he has no intention of ever doing so.

(a)  

We just (a)   (decide) that we would undertake the job.

I knew that this road (be) too narrow.

(a)  

I (visit) my uncle’s home regularly when I (be) a child.

(a)  

That book (be) on the table for weeks. You (not read) _ it yet ?

(a)  

You (be) _here before? Yes, I (spend) my holidays here last year.

(a)  

We never (meet) him. We don’t know what he (look) like.

(a)  

Half way to the office Paul (turn) round and (go) back home because he had forgotten to turn the gas off.

(a)