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【判断题】
地基抗震承载力比地基静力承载力大。A.
正确
B.
错误
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【简答题】真核生物中有些核基因的转录前体可以通过不同的拼接方式(differential splicing)形成不同的蛋白质合成模板，从而指导合成不同的蛋白质产物。试解释这一现象的生物学意义。
【单选题】Weighing five hundred pounds, _____.
A.
the cupboard could not be moved.
B.
she could not move the cupboard.
C.
the cupboard was too heavy for one person to move.
D.
the cupboard was unable to move.
【单选题】Weighing two hundred pounds .
A.
she could not move the box
B.
the box could not move
C.
the box was too difficult to be moved
D.
the box was too heavy for the girl to move
【单选题】Why was Sally unhappy?
A.
She could not sleep at night.
B.
She could not talk to the milkman.
C.
She had quarrelled with Mr. Smith.
【单选题】What do we learn about Microsoft’s ‘chatbot’ Taylor? A)She could not distinguish good from bad. B)She could turn herself off when necessary. C)She was not made to handle novel situations. D)She was go...
A.
She could not distinguish good from bad.
B.
She could turn herself off when necessary.
C.
She was not made to handle novel situations.
D.
She was good at performing routine tasks.
【简答题】The Old Cat An old woman had a cat. The cat was very old; she could not run quickly, and she could not bite, because she was so old. One day the old cat saw a mouse; she jumped and caught the mouse. B...
【单选题】She gave him a ( ) that she could not come to his party.
A.
mistress
B.
shoot
C.
neck
D.
hint
【多选题】PID控制器是一种线性控制器，下列叙述正确的是（）
A.
P 是 Proportion 的首字线，是比例的意思
B.
I 是 Integral 的首字线，是积分的意思
C.
D 是 Differential 的首字母，是微分的意思
D.
它主要根据给定值和实际输出值构成控制偏差，然后利用偏差给出合理的控制量
【单选题】She could not stand his ... remarks about her work,so she could not help crying.
A.
encouraging
B.
friendly
C.
spiteful
D.
remarkable
【简答题】The Old Cat An old woman had a cat.The cat was very old; she could not run quickly,and she could not bite,because she was so old.One day the old cat saw a mouse; she jumped and caught the mouse.But sh...
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