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【判断题】
“坏账准备”账户不可能出现借方余额。 ( )A.
正确
B.
错误
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【简答题】Sometimes I feel that being the mother of three small children is like operating a large circus(马戏团).21 afternoon last week，my three sons playing peacefully in the back yard(院子)，22 the ball from one t...
【单选题】Decide which examples are from a conversation and which are from an academic paper. (5)
A.
from a conversation
B.
from an academic paper
【单选题】听力原文：W: Hello, Kevin. I haven't seen you for many days. What's the problem with you? M: Actually I'm a little embarrassed about coming here. I feel fine right now. (23)But you know, every year around ...
A.
He gets ill at the same time every year.
B.
He doesn't get enough exercise.
C.
He often has difficulty sleeping.
D.
He's sick with influenza throughout the winter.
【简答题】作动筒属于飞机液压系统的( )元件。
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