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【多选题】
电气设备中的硬导体有()A.
矩形导体
B.
圆管型导体
C.
槽型导体
D.
钢芯铝绞型导体
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举一反三
【单选题】听力原文：W: Hi, Jim! M: Hi, Mary! Where is Hill? W: Oh, he's probably at home. M: Why? W: He drank too much last night. M: Now we have to do this work without him. W: Even when he comes, he's too lazy to ...
A.
He is at home.
B.
He is in the office.
C.
He is on the way home.
【简答题】The reason why he was removed was ______he was careless and dishonest. A,when Bbecause C,that D,what
【单选题】Its uncertain______.
A.
why did he do it
B.
why does he do it
C.
when did he do it
D.
whether he did it or not
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