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【单选题】
图示结构中杆1的轴力为( )A.
0
B.
-ql/2
C.
-ql
D.
-2ql
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举一反三
【单选题】—Bob speaks Chinese quite well. —Yes, so he does . He practices _______ Chinese every day. [ ]
A.
speaking
B.
speak
C.
speaks
D.
spoke
【单选题】作为正式组织的协作系统,不论其规模大小或级别高低,都包含有三个基本要素:协作的意愿、共同目标和信息联系。这个观点来自( )
A.
系统管理学派
B.
社会系统学派
C.
决策理论学派
D.
经验主义学派
【单选题】----What do you think of the Chinese language today? ---- Quite popular. It __________ an important role in communicating with other countries. More and more foreign friends are learning Chinese.
A.
plays
B.
played
C.
has played
D.
will play
【简答题】水污染防治原则是 、 、 三者相结合。
【单选题】—Bob speaks Chinese quite well. —Yes, _____. Both of them practise ______ Chinese every day. [ ]
A.
so does Tom, speaking
B.
Tom does so, to speak
C.
so Tom does, speaking
D.
so does Tom, to speak.
【单选题】-Bob speaks Chinese quite well.
A.
es, so he does. He practices ___ Chinese every day.
B.
speaking
C.
speak ed
D.
speaks
E.
spoke
【简答题】Believe it or not, our foreign teacher is quite (skill) ______ at cooking Chinese dishes.
【单选题】The mistakes made by Chinese students are quite different from _________ made by the Japanese students in English study.
A.
That
B.
which
C.
what
D.
those
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