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【单选题】
Why are we unable to understand the others sometimes（）A.
Because we are caring the others too much.
B.
Because it is quite difficult to understand the others.
C.
Because we believe we are always right.
D.
Because the others have done something wrong.
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举一反三
【单选题】What’s the story mainly about?
A.
the story gives an account of a young man’s first brush with banking.
B.
the story tells us how to avoid silly mistakes in banking.
C.
the story focuses on a young man’s improper behavior in the bank.
D.
the story tries to persuade us to stay away from the bank.
【多选题】有关扭转圆轴横截面的极惯性矩的说法正确的是（ ） 。
A.
单位为或；
B.
仅与截面形状和尺寸有关；
C.
如下图所示圆形截面，其极惯性矩
D.
如下图所示圆环截面，其极惯性矩 .
【单选题】I’m______ in your story, for it’s so _______.
A.
interested; amazed
B.
interesting; amazed
C.
interested; amazing
D.
interesting; amazing
【简答题】过热限制器主要用于控制压缩机温度过高时,切断 _ _ _ 的电路,使压缩机停止运行,防止压缩机受到损坏,它包括 ___ __ 和 __ __ 两部分。
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