21. The film “A World without Thieves” _______ a great success and brought in a large profit to the cinema.

   A. appreciated     B. enjoyed      C. won     D. seized

22. Having been attacked by terrorists, ___________.

A. doctor came to their rescue        B. the tall building fell down

C. an emergency measure was taken   D. warnings were given to tourists

23. ________ I call on him, he is out.

A. The moment     B. So far as     C. Every time    D. Any time

24. Learning to _________ a goal is important. Hard work and concentration are needed to ____ a goal.

     A. set; achieve                B. obtain; set

C. achieve; attain           D. attain; achieve

25.He was a(n) _____singer until the age of 40, when he turned professional.

    A. gifted      B. amateur        C. sacred      D. entire

26. To read Tolstoy and _____ to the nineteenth century Russian literature are two excellent reasons for taking professor Morrel’s course.

A. to introduce   B. introduce     C. being introduced   D. to be introduced

27. It’s useless ____ to persuade him to get rid of the habit of gossiping; he can’t make____.

    A. in trying; it                B. to try; that

C. trying; that                      D. trying; it

28．The climbers have _______ two miles towards to top from their base camp.

   A. advanced   B. covered    C. charged     D. marched

29．When Captain Bligh arrived in Tahiti, it became clear that it would be some months ______ the breadfruit trees were ripe and ready to be taken to the West Indies.

  A. that        B. before        C. since       D. then

30. —I’ve put my name down for the expedition trip to Antarctica.

   —_________.

    A. Is that all?               B. That’s all right.

C. I believe what you said.    D. Are you serious?

31．_______ there was no conclusive evidence, most people thought he was guilty.

     A. When      B. As far as      C. As long as    D. While

32．His job as a department manager  ______traveling abroad several months each year.

    A. includes       B. contains   C. involves    D. encloses

33．______ in the regulations that you should not tell other people the password of your e-mail account.

  A. What is required      B. What requires      C. It is required   D. It requires

34．Will you ________ the driving and give me a spell when we reach Madison?

   A. take on        B. take up    C. take over   D. take back

35．Solar energy heating system is an _____ method of heating.

   A. economic      B. economy   C. economics   D. economical