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【单选题】
1 4 . 人发高烧时 , 打针吃药之后 , 出了一身大汗 , 身体就退烧了 , 这是主要因为 ( ) A . 体内的代谢废物被排出 B . 汗液的蒸发吸收了体内的一部分热量 C . 体内呼吸作用减弱 , 产生的热量减少 D . 体内无机盐排出 , 降低体温
A.
B.
C.
D.
D
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【简答题】We did a lot of survey on the air pollution in the past.改为否定句 We ________ ________ a lot of survey on the air pollution in the past.
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【单选题】Please put the letter ____________ the envelope. [     ]
A.
on
B.
at
C.
in
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【单选题】Put the letter ______ he can find it easily.
A.
in which
B.
at which
C.
where
D.
which
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【判断题】When writing a letter, the writer should put the letter date in the upper left corner of the letter body. ( )
A.
正确
B.
错误
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【单选题】The question that puzzled us is _____ we can get rid of the air pollution in the area.
A.
that how
B.
how is it that
C.
what is it
D.
how it is that
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【单选题】Woman: I can't bear the air pollution in this city any more. It's getting worse and worse. Man: You said it. We've never had so many factories before. Question: What does the man mean?
A.
The air pollution is caused by the development of industry.
B.
The city was poor because there wasn't much industry then.
C.
The woman's exaggerating the seriousness of the pollution.
D.
He might move to another city very soon.
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【判断题】教师工作起来难度比较大,要想找出解决问题的最佳方案,只靠主观想象和猜测不可能取得良好的教学效果,必须借助于科学的方法。
A.
正确
B.
错误
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【单选题】Put the letter ______ he can find easily.
A.
in which
B.
at which
C.
where
D.
which
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【简答题】在心表面，____是心房和心室的分界标志；____是左、右心室的分界标志。
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【单选题】After Mrs. Brown put the letter in the envelope, she sealed it and put a stamp on it.
A.
opened
B.
closed
C.
posted
D.
tore
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【单选题】Put the letter ______ he can find easily.
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at which
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【单选题】After Mrs. Brown put the letter in the envelope, she sealed it and put a stamp on it.
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