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【单选题】
用力矩分配法计算图中所示结构时，杆端AC的分配系数μAC为( )。A.
3/5
B.
2/3
C.
1/3
D.
3/4
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反馈参考答案：
举一反三
【简答题】A．The bus is less expensive than the train. B．The train is faster than the bus. C．The train is cheaper than the bus. D．The bus is slower than the train.
【单选题】In what way is the computer superior to the human brain?
A.
It calculates much faster.
B.
It is more logical.
C.
It does better on the Turing test.
D.
It can perform. several operations simultaneously.
【单选题】He also wants to know _ some way to help people swim faster. [ ]
A.
is there
B.
if there is
C.
that there is
D.
why there is
【简答题】Watch a movie clip to learn something about the Christmas rock. Then dub the clip and upload your audio file.
【单选题】When a firm produces output,
A.
The value of the output produced is included in GDP
B.
The firm's output contributes to GDP only to the extent that there is value-added.
C.
The firm's output will not count as GDP if it is stored as inventory.
D.
The firm's output will not count as GDP if it is exported.
【多选题】协调是指人体产生平滑准确、有控制的运动的能力。所完成运动的质量应包括
A.
按照一定的方向
B.
按照一定的节奏
C.
采用适当的力量
D.
采用适当的速度
E.
达到准确的目标
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