Câu hỏi: Thanks for the liberation of women, women can now take part in social activities.

A. thanks for

B. liberation of

C. can

D. take part in

Câu 1: Ecologists are trying to preserve our environment for future generations by protecting the ozone layer, purifying the air, and have planted the trees that have been cut down.

A. to preserve

B. for

C. the ozone layer

D. have planted

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: This apprentice has spent two weeks to work on that new machine.

A. has spent

B. to work

C. on

D. new machine

Câu 4: She wishes that we didn’t send her the candy yesterday because she’s on a diet.

A. didn’t send

B. her the candy

C. because

D. on

Câu 5: Today's job seekers are confronted with such question as "Are you computer literate?" and "Can you set up a data base?"

A. job

B. confronted

C. such question

D. set up

Câu 6: The chief of police demanded from his assistants an orderly investigation, a well-written report, and that they work hard.

A. The chief

B. from

C. orderly

D. that they work hard