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【单选题】
栓子的运行途径一般是A.
逆血流方向
B.
正常血流方向
C.
从动脉到静脉
D.
从静脉到动脉
E.
. 从到右心
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反馈参考答案：
举一反三
【多选题】使产品供给曲线发生移动的因素有( )
A.
要素价格调整
B.
产品价格调整
C.
相关产品价格提高
D.
政府出台了限制产业发展的政策 E ．生产技术水平提高了
E.
生产技术水平提高了
【单选题】—Did you go to the art show yesterday? —No, I _____. [ ]
A.
don't
B.
didn't
C.
wasn't
D.
am not
【单选题】The art exhibition was not as good as I had expected. I wish I ______to it.
A.
hadn't gone
B.
haven't gone
C.
didn't go
D.
could not have gone
【单选题】________ I really don’t art, I find his work impressive.
A.
As
B.
Since
C.
While
D.
If
相关题目：
【单选题】—Did you go to the art show yesterday? —No, I _____. [ ]
A.
don't
B.
didn't
C.
wasn't
D.
am not
参考解析：
知识点：
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