Câu hỏi: If the trend continues, the averageincome ............. by 107% by 2020.

A. will increase

B. will have increased

C. will be increasing

Câu 1: She..................some friends to her house for a party.

A. decided

B. agreed

C. invited

Câu 2: …………. i the doctor at 2.00 this afternoon so I can’t go to the lecture.

A. I’m seeingcorrect

B. I see

C. I will see

Câu 3: Most university students.................. on campus in their first year.

A. lives

B. livecorrect

C. are living

Câu 4: She................ well at school but that changed when she became friends with a different group of girls.

A. did

B. had done

C. had been doing

Câu 5: From this graph we can see that theeconomy.................. at the moment.

A. improves

B. improve    

C. is improving

Câu 6: ............. the experiment three timesnow with different results each time!

A. We’ve done

B. We did

C. We’ve been doing