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【单选题】
坡道的坡度一般控制在( )度以下。
A.
10
B.
20
C.
1
D.
25
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【简答题】连线。 1. A. Put on your  slippers. 2. B. Put on your  boots. 3. C. Put on your  sandals. 4. D. Put on your sneakers.
【简答题】听音选词。 (     ) 1. A. now (     ) 2. A. put up (     ) 3. A. one (     ) 4. A. thin (     ) 5. A. rain B. snow B. put on B. sun B. think B. train C. show C. put down C. son C. wind C. raining D. slow D....
【多选题】平面一般力系向某一点简化可以得到的最终结果是( )几种情况
A.
一个力
B.
一个力偶
C.
平衡
D.
一个力和一个力偶
【单选题】— Must I wait for you here now? — No, you ____. You may be back in half an hour. [     ]
A.
don't have to
B.
mustn't
C.
can't
D.
shouldn't
【单选题】You must do your homework now; you ________ computer s all the evening.
A.
have been playing
B.
are playing
C.
play
D.
played
【单选题】梁发生平面弯曲时,其横截面绕 旋转。
A.
截面形心
B.
截面对称轴
C.
中性轴
D.
梁的轴线
【单选题】Now that you have a job, you must exert (努力) yourself in ______ you do at work. [     ]
A.
however
B.
no matter what
C.
no matter how
D.
whatever
【单选题】The bottle is ____ for us to put the ball in it.
A.
small enough
B.
enough small
C.
big enough
D.
enough big
【简答题】现在分词 1. read _________ 2. swim _________ 3. put _________ 4. write _________ 5. begin _________ 6. run _________ 7. stop _________ 8. eat _________
【单选题】—Where is my dictionary? I remember I put it here yesterday. —You ________ it in the wrong place.
A.
must put
B.
should have put
C.
might put
D.
might have put
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