I ________this book for about a month, so I have to return it as soon as possible.

A. have borrowed B. have kept

C. have bought D. have posted

-__________ has Line 22 (From Jinshanwei Station to Shanghai South Railway Station) been open to traffic?

A. How far B. How soon

C. How long D. How much

If you travel around the world, you will be surprised at ________.

A. how different the foreign customs are

B. how the foreign customs are different

C. how different are the foreign customs

D. how are the foreign customs different

To remember things accurately, we don't allow other thoughts our mind.

A. enter B.to enter C. entering D. entered

It's a pity that I didn't think of ringing you .

A. earlier B. earliest

C. early D. the earliest

—What shall we do this Saturday?

— it rains, we’ll have a picnic in Century Park.

A. if B. Unless C. Because D. When

Scientists are trying their best to_______ ways to treat the terrible disease caused by Ebola(埃博拉）．

A. come up with B. look forward to

C. talk about D. give up

What method can you think of _________ with these broken computers?

A. dealing B. deal C. deals D. to deal

— I missed the beginning of The Voice of China yesterday evening.

—_________! But you can watch the re-play tonight.

A. Hurry up B. What a pity

C. Try your best D. It serves you right

— I wonder if I can learn English well.

— _______. All things are difficult before they are easy.

A. I am afraid so B. You’re slow

C. It takes time D. It’s a piece of cake