We're going to try to keep ____...

Câu hỏi: We're going to try to keep _______ as we grow older.

A. act

B.  active

C. action

D. activity

A. Could you give me a lift

B.  Would you mind if I smoked

C. What do you plan to do

D. Would you like a cup of tea

A. have been/are built

B.  was/were built

C. was /would be built

D. had been/ were built