I had a really hard time _____studying science this term.

A. to          B. with         C. in            D. on

Sam ______ coins since he was eleven years old, and now he has hundreds of them.

A. collected                   B. had collected    

C. has been collecting           D. had been collecting

Sally has been swimming ______ four hours.   

A. for about      B. since         C. about        D. /

He said he_____ to my home in a week.

A. would come   B. came       C. comes         D. will come

---How long have you been running ?  ---Since ______ .

A. two hours  B. two hours ago  C.I am ten years old  D. for two hours

________ people died in the war.

A. Two thousands  B. Thousands of  C. Two thousands of  D. Two thousand of

There __________another English party next Sunday.

A. are going to be　　　　  B. was going to be

C. is going to be　　           D. were going to be

-Would you mind closing the window? It’s so cold here.— ___________ .

A. No, not at all  B. I like it        C. Thank you    D. Yes, I do

Tomorrow is Teachers’ Day. ____give our English teacher some flowers?

A. Let’s            B. Why don’t    C. How about    D. Why not

    --Could you please ______ so much noise?

A. not making      B. don’t make     C.not to make      D. not make