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【判断题】
反函数的导数等于直接函数的导数分之一。A.
正确
B.
错误
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【单选题】Anita: I saw Nora in the teacher's office this morning. Do you know _______ she was there? Brian: She cheated on tests. [ ]
A.
how
B.
if
C.
when
D.
why
【简答题】Do you know who created the computer?
【简答题】Do you know what the driver was?
【简答题】You may know the English letters A, B and C. But do you know there are people called ABCs? Do you know there is such a thing as “a banana person”? How strange! ABC means American-born Chinese. An ABC ...
【单选题】– Do you know of Guo Mingyi? - Yes. He is an ordinary (普通的) worker c helps many poor children in China. We should follow his example.
A.
that
B.
which
C.
whom D Whose
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