---May I open the window to let in some fresh air?

       ---________.

A. Take care                           B. Hold on                              C. Go ahead

The boy asked Gina________ so that he could write letters to her later.

A. when she was born     B. what her address was      C. how she studied

--Which of the two CDs will you buy?

---I’ll buy ______. Then I can give one to my friend Linda.

A. either                B. both                   C. neither

--The T-shirt looks nice on you! How much does it______?

      ---I just______ ten dollars for it.

A. take; afforded        B. cost; paid         C. cost; spent

---Do you think the micro-blog really_______ a platform_______ people to show their opinions?

      ---Yes, I think so.

A. offers; for     B. provides; for         C. provides; with

You can do it_______ others’ help, but you should tell me the result_______ two hours.

A. under; after            B. with; in           C. with; after

---Allen has made great progress recently.

       ---________, and ________.

A. So he has; so have you       B. So he has; so you have      C. So has he; so do you

______out his telephone number, you can call 114.

A. Find           B. Finding           C. To find

As for air pollution, the________, the________. It’s our duty to protect the environment.

A. less; better        B. fewer; worse        C. more; better

Hurry up! The play _____ for ten minutes.

A. has begun     B. had begun        C. has been on