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【单选题】
患有职业禁忌症和年老体弱、视力不佳及()后人员等,不得进行高处作业。A.
酒
B.
饭
C.
病愈
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反馈参考答案：
举一反三
【单选题】How did the three people in lea lose their lives?
A.
They died in the collapsed houses.
B.
They died of an epidemic.
C.
They were carried away by the flood.
D.
They tried to walk in the floodwater.
【单选题】How did the three people in Ica lose their lives?
A.
They died in the collapsed houses.
B.
They died of an epidemic.
C.
They were carried away by the flood.
D.
They tried to walk in the floodwater.
【单选题】下图中,哪一点代表双链DNA的Tm值?
A.
mg src="http://p.ananas.chaoxing.com/star3/origin/8449a62787036162f5136a8aeeeec660.jpg">
B.
A
C.
B
D.
C
E.
D
F.
都不对
【单选题】Three ___ died in the terrible fire in Luoyang last winter.
A.
hundreds people
B.
hundred people
C.
hundreds peoples
D.
hundred peoples
【简答题】中国第十九届中央委员会委员多少名?中国第十九届中央委员会候补委员多少名?
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