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【单选题】
关于妊娠期变化,下列各项说法中错误的是A.
随妊娠进展子宫峡部逐渐伸展形成子宫下段
B.
妊娠12~14子宫出现不规则收缩
C.
子宫呈不同程度右旋
D.
胎盘合成大量雌激素对丘脑下部和垂体产生负反馈,卵巢不排卵
E.
妊娠40位于剑突下一横指
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皮皮学刷刷变学霸
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【单选题】I'm sorry I can't do that. It is the company's _______.
A.
exchange
B.
return
C.
employee
D.
refund
E.
service
F.
policy
G.
items
【简答题】I'm sorry I can't do that. It is the company's .
【单选题】—Would you mind if I use your dictionary? —Of course not. . [ ]
A.
Don't do that.
B.
I'm sorry I can't.
C.
It's over there.
D.
I have a dictionary. d
【单选题】I'm sorry I can't stop with you. I have much work to do.
A.
to talk
B.
talking
C.
talk
D.
talked
【单选题】听力原文：M: Would you like some more potatoes? W: I'm sorry I can't manage more. Thank you. Q: What does the man ask the woman to do? (16)
A.
To buy some potatoes.
B.
To pass him some potatoes.
C.
To have some potatoes.
D.
To help him cook some potatoes.
【简答题】胶体系统的动力学特性有: 、 、 。
【单选题】— I'm sorry I can't come to your party. I have to do my homework. — ______. [ ]
A.
That's all right
B.
That is a good idea
C.
It's good
D.
That's too bad
【简答题】I'm sorry I can't do that. It is the company's p_______ (政策).
【单选题】After reading the article, one would refrain from concluding that _________.
A.
optimism reigns in regard to getting Ph. D. dropouts to return to their pursuit of the degree
B.
a Ph. D. dropout, by and large, does not have what it takes to learn the degree
C.
colleges and universities employ a substantial number of Ph. D. dropouts
D.
Ph.D.'s are not earning what they deserve in nonacademic positions
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