Câu hỏi: We all believe that a happy marriage should be _______ mutual love.

A. confided in

B. concerned with

C. based on

D. obliged to

Câu 1: They were among the first companies to exploit the ______ of the Internet.

A. potential

B. prospect

C. possibility

D. ability

Câu 2: They were 30 minutes late because their car _______ down.

A. got

B. put

C. cut

D. broke

Câu 3: My uncle was _______ ill last summer; however, fortunately, he is now making a slow but steady recovery.

A. seriously

B. deeply

C. fatally

D. critically

Câu 4: We arranged to meet at the station, but she didn’t _______.

A. get through

B. turn up

C. walk out

D. wait on

Câu 5: The computer has had an enormous _________ on the way we work.

A. alteration

B. change

C. impression

D. influence

Câu 6: Mary is very_______ and caring. - I think she would make a good nurse.

A. mischievous

B. effect

C. efficient

D. disobedient