Paper is made ___  wood.

        A. by           B. from             C. of             D. in

There are many people downstairs. What do you think ______?

       A. to happen     B. happening        C. is happened      D. has happened

词汇练习

 Michael Jordan has failed over and over again in his life. And that’s ____ he succeeds .

       A. what              B. when         C. why            D. where

 Please answer the question in a loud enough voice ___ all the class may hear.

     A. so, that        B. or               C. in order that     D. and  

___ she is very old, ___ she can still work eight hours a day.

    A. Because; so      B. Though; but      C. As; yet     D. Though; yet

You are sure to pass the exam ___ you study hard.

    A. if                B. though          C. that         D. since

There are ___ many league members in class 2 ___ in Class 4.

    A. both; and         B. so; that        C. either; or   D. as; as

May I sit nearer___I can see more clearly?

    A. as if             B. so that         C. even if     D. so

I'm sure he'll come to see me before he ___ Beijing.

     A. will leave       B. is leaving      C. leave        D. leaves

He ___ back until the work ___ done.

     A. isn't; will be   B. isn't; is       C. won't be; will be  D. won't be; is