More than six million guests ________ Shanghai Disneyland Park since last June.

A. knocks

B. is knocking

C. has knocked

D. was knocking

A. until

B. since

C. if

D. because

A. produce

B. produced

C. are produced

D. was produced

A. can

B. need

C. may

D. should

A. What

B. How

C. What a

D. How a

A. Thank you.

B. That’s fine.

C. Don’t worry.

D. I think it helps.

A. That’s all right.

B. That’s terrible.

C. I don’t think so.

D. I’m afraid not.

A. pleasant; pleased    B. pleased; pleased

C. pleasant; pleasant    D. pleased; pleasant

A. Don’t mention it    B. Never mind

C. Of course not    D. No problem