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【单选题】
肺动脉栓塞的栓子主要来自于:A.
门静脉
B.
主动脉
C.
下肢深静脉
D.
左心房
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反馈参考答案：
举一反三
【单选题】These experiments all ______ that a liquid exerts an upward force on any object placed in it.
A.
indicate
B.
suggest
C.
mean
D.
imply
【简答题】_____du am Sonntag etwas_____?
【判断题】M edia exerts beneficial influence on solving the problems for the company.
A.
正确
B.
错误
【单选题】Which of the following can be the negative impact that trigger warning exerts on literature teaching according to the writer? 查看材料
A.
It may highlight the purpose of literature teaching.
B.
It may expose students to the dark side of the world.
C.
It may deprive students of their intellectual growth.
D.
It may cause students to experience a post-traumatic-stress disorder.
【简答题】普通交流发电机一般由()、()、()和()等组成。
【单选题】______ The trade in currencies is not completely free because the World Bank exerts controls.
A.
T
B.
F
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