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【单选题】
当实验室发生火灾、爆炸等危险事故时,首先应当如何处理?
A.
迅速撤离实验室
B.
自己留下了排查事故原因
C.
打电话求救
D.
切断电源
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举一反三
【单选题】— We should adopt ________ methods to deal with some incidents.You know, anything could occur in that situation. — I got it.Thank you for reminding me. [    ]
A.
flexible
B.
typical
C.
positive
D.
concrete
【单选题】植物的呼吸作用中,常把()作为农产品后熟和衰老的分界。
A.
呼吸高峰
B.
产乙烯高峰
C.
呼吸低谷
D.
呼吸商
【单选题】In the author's opinion American firms are not doing anything to deal with the issue of the ageing workforce mainly because______.
A.
they have not been aware of the problem
B.
they are reluctant to hire older workers
C.
they are not sure of what they should do
D.
they have other options to consider
【单选题】Is there _____ with my boy? [     ]
A.
something wrong
B.
anything wrong
C.
any wrong thing
D.
much wrong thing
【简答题】. —What do you think we can do for our aged parents? —You __________ do anything except to be with them and be yourself. A.don’t have to B.oughtn’t to C.mustn’t D.can’t
【单选题】I’ve got a bottle of beer, but I haven’t got anything _____ I can open it with.
A.
that
B.
what
C.
where
D.
which
【单选题】45 (单选题)“人固有一死,或重于泰山,或轻于鸿毛。”出自( )
A.
班固《汉书》
B.
范晔《后汉书》
C.
司马迁《史记》
D.
司马光《资治通鉴》
【简答题】单井储集层评价包括哪些内容?
【单选题】Education is too important to take【C1】______ , when people take anything for seriously, they put【C2】______ blinders which cause them to miss the important aspects of【C3】______ is going on around them....
A.
up
B.
seriously
C.
easily
D.
over
【单选题】歌曲《南泥湾》是( )的代表作品。
A.
安波
B.
江文也
C.
马可
D.
聂耳
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