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【简答题】
职业卫生调查设计中，调查研究各个环节中最核心的问题是（ ）。
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反馈参考答案：
举一反三
【单选题】when you want to talk to your teacher ,you should _ _ first.
A.
called to her
B.
called up her
C.
call her up
D.
called her up
【单选题】If you want to talk to your teacher,you should _____ first. [ ]
A.
called to her
B.
called up her
C.
call her up
D.
called her up
【单选题】If he is determined to do something, he will do it what other people will say.
A.
to this day
B.
in attendance
C.
regardless of
D.
up to
【单选题】When I attended a meeting in Beijing I ___ my old teacher’s house.
A.
called on
B.
called at
C.
visited at
D.
visited on
【简答题】If he is determined to do something, he will do it regardless ( ) what other people will say
【单选题】我方接受贵方C109号订单订购1,400件“英雄”牌男式衬衣，请按合同规定的条款开立以我方为受益人的不可撤销即期信用证，时间不晚于2019年5月5日。We confirm having accepted your order No. C109 for 1,400 "Hero" brand men’s shirts. You are kindly requested to open an irre...
A.
before May 5, 2019
B.
on or before May 5, 2019
C.
on May 5, 2019
D.
on and after May 5, 2019
【单选题】What does a person need to do if he is determined to get his finances in order?
A.
He must eat less and take less debt.
B.
He has to follow certain discipline, work hard and make tough choices.
C.
He should save money every minute.
D.
He is supposed to be aware of the importance of shaping one's body.
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