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【单选题】
Can you imagine the best boy in the class______in the examination?
A.
cheating
B.
to cheat
C.
cheat
D.
cheated
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举一反三
【简答题】A.Be an attentive listener. B.Don't talk about yourselves. C.Be interested in yourselves. D.Talk less and do more.
【单选题】纯铁在912°C以下的晶格类型是()
A.
密排六方晶格
B.
体心立方晶格
C.
面心立方晶格
D.
简单立方晶格
【判断题】Y/YY的变极调速方式适用于恒功率负载。
A.
正确
B.
错误
【简答题】Mg 属于 晶格;纯铁在912°C以下的晶格类型为 。
【单选题】纯铁在912°C以下的晶格类型是 。
A.
密排六方晶格
B.
面心立方晶格
C.
简单立方晶格
D.
体心立方晶格
【单选题】Don't talk about such a thing in the ________ of young children. [     ]
A.
appearance
B.
surface
C.
existence
D.
presence
【单选题】—How was your school trip on the farm? —It couldn't be worse! I don't ______ want to talk about it. [     ]
A.
least
B.
never
C.
then
D.
even
【单选题】Don’t talk about such things ______you are not sure of, ______ is what you should keep in mind.
A.
as; which
B.
as; that
C.
that; as
D.
what; where
【单选题】纯铁在912°C以下的晶格类型为_____________。
A.
简单立方晶格
B.
面心立方晶格
C.
体心立方晶格
D.
密排六方晶格
【单选题】Sandy: How was your vacation in America? Linda: It couldn’t be worse! I don’t     want to talk about
A.
Sandy: How was your vacation in America?  Linda: It couldn’t be worse! I don’t ____ want to talk about it! A.even
B.
least
C.
never
D.
then
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