I find _______ impossible for me to work out this math problem alone, so I’ll go to ask Mr Lin for help.

   A. one             B. that               C. this          D. it

 You can tell the twins apart easily, because they dress differently and one is fatter than ______.

   A. another          B. others             C. the others     D. the other

 The old man’s only regret is ________ he never achieved his dream of visiting the Great Wall.

   A. what            B. which             C. that          D. when

--Let’s hurry. The lecture is going to be given in 10 minutes.

--Oh, I thought that we ________ it.

A. had missed　　　 B. miss　　　　　　 C. are missing　 D. have missed

 Have you ever received a message that you have won a big prize, _______ later turned out to have been a false one?

   A. who             B. which            C. that           D. what

 Fan Bingbing is easy to recognize as she’s the only one of the women who________ the      bright evening dress tonight.

   A. wears             B. wear          C. has worn      D. have worn

 Professor Li and his wife are now at work on a novel _______ next year.

A. to publish       B. being published     C. published      D. to be published

We have to admit that never before ________ so greatly.

A. did the city change B. the city has changed　

C. has the city changed D. the city changed

 If you wave a book in front of your face, you can feel the air _______ against your face.

  A. move         B. moving        C. to move         D. moves

 Mary is so wet. She _______ in the rain.

A. must be caught                   B. can have been caught

C. should have been caught           D. must have been caught