Câu hỏi: If you want to be a telephonist, you should _________ your communication skills.

A. practiced

B. practice

C. practicing

D. to practice

Câu 1: That girl tried to avoid _______ some of my questions.

A. answer

B. to answer

C. answering

D. answered

Câu 2: My uncle _______ a visit to Germany in 2005.

A. paid

B. pays

C. has paid

D. will pay

Câu 3: He won't be happy if you ______ come!

A. don't

B. haven't

C. didn't

D. won't

Câu 4: We would love _______ three cups of coffee.

A. have

B. to have

C. having

D. had

Câu 5: Would you mind _______ more clearly, please?

A. speak

B. speaking

C. to speak

D. spoke

Câu 6: The public suggested that the factories ………. with waste treatment system.

A. would equip

B. would be equipped

C. should equip

D. should be equipped