Câu hỏi: We ................. breakfast early this morning.

A. has

B. have been

C. having

D. are having

Câu 1: My schedule's perfect! I ............. in Rio de Janeiro just in time for Camaval.

A. be arriving

B. will have arrived 

C. arriving

D. arrive

Câu 2: While Harry was walking to work, he ....................... a car accident

A. saw

B. was seeing

C. sees

D. is seen

Câu 3: My brother quit .................... five years ago.

A. smokes

B. smoke

C. smoked

D. smoking

Câu 4: We were so glad .............. you last week.

A. to see

B. saw

C. have seen

D. seen

Câu 5: The price of gasoline ........... up again next month.

A. will go

B. going

C. is going to

D. has gone

Câu 6: When I walked in the door, I .................. the telephone ring.

A. heard

B. hear

C. was hearing

D. am hearing