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【单选题】
环境流行病学的研究特点为A.
多因素弱效应特异性潜伏期长
B.
单因素强效应非特异性潜伏期短
C.
多因素强效应非特异性潜隐期
D.
单因素弱效应非特异性潜隐期
E.
多因素弱效应非特异性潜隐期
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皮皮学刷刷变学霸
举一反三
【简答题】What does the underlined sentence mean? A) You should do the things people ask you to do without feeling guilty. B) You shouldn’t do the things people ask you to do if you don’t want to. C) To do thin...
【简答题】建设工程招标方法有[填空(1)][填空(2)]A. 一次性招标、多次性招标B. 一次两段式招标、两次报价招标
【单选题】The underlined word 'involved' means______.
A.
have something to do with
B.
lose one's temper
C.
pull the plug
D.
complain about his action
【单选题】The underlined word 'volunteer' in paragraph 2 are people ______.
A.
who are forced to do something
B.
who are willing to do something without payment
C.
who are reluctant to do something
D.
who are controlled to do something
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