单项选择题

John is collaborating with Mary in writing a book.

A. cooperating
B. merging
C. combining
D. associating
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单项选择题
I suppose he will give in eventually.
A. in a way
B. in due course
C. in the end
D. in any case
单项选择题
The child couldn't comprehend the profound text book.
A. interpret
B. read
C. understand
D. translate
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