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【单选题】
在来不及断电，或由于生产或其他原因不允许断电的情况下，需要带电灭火，以下几种灭火器中不能选用（）带电灭火。A.
泡沫灭火器
B.
四氯化碳灭火器
C.
二氧化碳灭火器
D.
干粉灭火器
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反馈参考答案：
举一反三
【简答题】借代的基本类型有哪几种?运用借代要注意什么?
【单选题】What can we conclude from this dialogue?
A.
Social media can serve not only small businesses but also big companies.
B.
Social media can only serve small business owners.
C.
Social media can only serve big companies.
D.
Social media can serve neither small businesses nor big companies.
【单选题】有如下函数调用语句 func(rec1,rec2+rec3,rec4,c5);
A.
该函数调用语句中,含有的实参个数是______.
B.
3
C.
4
D.
5
E.
有语法错误
【单选题】What can we conclude from the passage?
A.
International contests are liable for misunderstanding between nations.
B.
Athletes should compete as individuals in the Olympic Games.
C.
Sport should be played competitively rather than for the love of Olympic Games.
D.
The organization of the Olympic Games has room for improvement.
【单选题】有如下函数调用语句 func(rec1,rec2+rec3,func(rec1,rec2,rec3)); 函数func的形参数个数是
A.
3
B.
4
C.
5
D.
有语法错误
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