Mr. Smith owns ______ collection of coins than anyone else I have ever met. 

A. larger                 B. a larger      C. the larger       D. a large

The number of people present at the concert was____than expected.There were many tickets left

A．much smaller  B．much more  C．much larger   D．many more

We decided not to climb the mountains because it was raining________.

A. badly           B. hardly            C. strongly        D. heavily

The weather in China is different from____.

A. in America　    B. one in America　 C. America          D. that in America

The World Wide Web is sometimes jokingly called the World Wide Wait because it ______ be very slow.

A. should         B. must        C. will         D. can

— I heard they went skating in the mountains last winter.

— It _____ true because there was little snow there.

A. may not be          B. won’t be        C. couldn’t        D. mustn’t be

 “Shall we go shopping？” “Sorry, we _______ buy anything now because none of the shops are open.”

    A. mustn’t　　          B. needn’t

    C. can’t                D. shouldn’t

The manager’s health was getting worse and worse because of heavy burden，so the doctor strongly

  recommended that he        a holiday.

  A.took                             B.would take                C.must take                  D.take

—If William _______, he _______that green peach.

  —Luckily he was sent to the hospital in time.

  A. was warned; would not take         B. had been warned; would not have taken

  C. would be warned; had not taken      D. would have been warned; had not taken

The students _______ busily when Miss Brown went to get a book she _______ in the office.

    A. had written, left   B. were writing, has left   C. had written, had left　      D. were writing, had left