20、____________, but he still can’t understand it.

       A. Having been told many times           B. Although he has been told many times

       C. He has been told many times           D. Told many times

19、By the end of next term,  we _______________ 3000 English words.

       A. have learned      B. had learned        C. have been learned      D. will have learned

18、The whole book _____ 12 units, _____ two mainly revisions.

   A. contains; including    B. includes; containing  

   C. contains; containing   D. includes; including

17、 I’ve been working for over twenty years and seldom _____ so tired as now.

   A. I have felt   B. I had felt   C. have I felt   D. had I felt

16、 ---Do you regret paying ten dollars for the book?

---No, I would gladly have paid _____ for it.

   A. three times as much      B. as three times much

   C. three times so much     D. as much three times

15、To everybody’s surprise, the fashionable young lady _____ to be a thief.

   A. found out    B. proved out   C. put out    D. turned out

14、I’m in a situation quite _____ yours, also lack of experience.

   A. different from   B. similar to   C. similar with   D. familiar to

13、Thanks for giving me _____ advice, but it’s difficult _____ me to carry it out.

   A. such good ; for   B. such a good; for  C. so good; for  D. such good; of

12、We _____ that a big fire had broken out in the next town.

   A. are told  B. were informed   C. were talked   D. informed

11、European football is played in 80 countries, _____ it the most popular sport in the world.

   A. making    B. makes   C. made    D. to make