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【单选题】
涂料工程施工应控制环境温度，其中水性涂料涂饰工程施工的环境温度应控制在（）。A.
不应低于-5℃
B.
不应低于0℃
C.
50C～35℃
D.
36C～380℃
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【单选题】These pollutants can be ______ hundreds and eve thousands of kilometers by large air masses.
A.
contained
B.
conveyed
C.
contaminated
D.
conserved
【判断题】旅游投诉是指旅游者、海外旅行商、国内旅游经营者为维护自身和他人的合法权益，对损害其合法权益的旅游经营者和有关服务单位，以书面形式向旅游行政管理部门提出投诉、请求处理的行为。 （ ）
A.
正确
B.
错误
【单选题】使用 G28 指令时,( )
A.
（ A ） 必须先取消刀具半径补偿
B.
（ B ） 必须先取消刀具长度补偿
C.
（ C ） 半径补偿和长度补偿都必须取消
D.
（ D ） 两者都不必要
【单选题】听力原文：W: Have you seen Tom lately? M: Yeah. He is really something nowadays. I can’t even get close to him. Q: What does the man think about Tom? (17)
A.
Tom is very rich now.
B.
Tom is a very important person.
C.
Tom has become very bad guy.
D.
Tom is arrogant to his old friends.
【单选题】There is no possibility, ________ can be seen at the moment, ________ we can win the game.
A.
which; when
B.
where; that
C.
that; which
D.
which; that
【简答题】It can be seen that the number of ions can be affected by____________.
【单选题】He was last seen in public on the ______ of his daughter's wedding.
A.
chance
B.
occasion
C.
event
D.
affair
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