Câu hỏi: Collecting stamps, playing chess and to mount beautiful butterflies are derrick’s hobbies.

A. collecting

B. playing

C. to mount

D. are

Câu 1: Despite America’s affluence, many people are without jobs, on welfare, and have a lot of debts.

A. Despite

B. without jobs

C. on welfare

D. have a lot of debts

Câu 2: Robots in the home might not be enough creative to do the cooking, plan the meal and so on.

A. in the home

B. might

C. enough creative

D. do the cooking

Câu 3: When a patient's blood pressure is much higher than it should be, a doctor usually insists that he will not smoke.

A. much

B. than it

C. should be

D. will not

Câu 4: Has the government made a decide to ban the use of chemical weapon yet?

A. has

B. decide

C. to ban

D. use

Câu 5: Please tell us the reason when he left without saying goodbye.

A. tell

B. when

C. left

D. saying

Câu 6: Jason’s professor had him to rewrite his thesis many times before allowing him to hand it in.

A. had

B. to rewrite

C. many times

D. allowing