She couldn’t accept the reason _______ Jack just gave to her.

　 A. what　　　　　　　　　 B. why　　　　　　　　 C. that　　　　　　　　 D. for which

 Tim plans to go to the gym to _______ three times a week to keep healthy.

   A. work on              B. work at             C. work out           D. figure out

 During the summer vacation I went to a farm and got a job ______ I learned a lot.

A. from which     B. in which       C. which        D. that

 _____ you are on holiday, you should have a good rest and take your focus off your work.
   A. Now that             B. In order that      C. Even though     D. Ever since

William ______ by a motorbike in the street and I am going to see him in the hospital.

A. is knocked down B. has been knocked down　

C. has knocked down　　　　　　　　　　　　　 D. had knocked down

I regret ______ those words to her, because I really hurt her feelings.
　 A. to say　　 　　　　　　 B. saying　 　　　 C. to saying　 　　 D. say

 There ________ a lot of red-crowned cranes in this area.
    A.was used to        B.was used to be   C.used to              D.used to be

 Every second counts in the exam, _______ means you must make the best use of the time available.
 A. who                   B. that                   C. which              D. What

 Don’t cut your hair. I like it _______ it is.

A. before                 B. because             C. as                     D. after

 Rose, don’t pick the flowers in the park, _______?
   A. don’t you             B. will you             C. do you                     D. won’t you