单项选择题

The police investigated the （） about the bank robbery.

A. stander-by
B. stander-bys
C. standers-by
D. standers-bys

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They both had met the manager before, but （） recognized him.

A. neither
B. either
C. none
D. nobody
单项选择题
I have （） interesting books on natural science.

A. much
B. a lot
C. many a great
D. a great many of
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