单项选择题

At each end of the tube ______ , one which gathers light and one which magnifies the image.

A．are two lenses there
B．two lenses are
C．are two lenses
D．two lenses are there
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单项选择题
She is always fashionably dressed and looks ______ among the girls in plain clothes.
A．outstanding
B．conspicuous
C．unusual
D．distinguishing
单项选择题
At the party we found that shy girl ______ her mother all the time.
A．depending on
B．coinciding with
C．adhering to
D．clinging to
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