单项选择题

(Few of the people) in that area realize (the importance of) protecting the environment, (either do they know how) to do (so).

A．Few of the people
B．the importance of
C．either do they know how
D．so

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单项选择题

(Giving the opportunity), this (highly intelligent) child will become (whatever) his parents wish him (to be).

A．Giving the opportunity
B．highly intelligent
C．whatever
D．to be

单项选择题

I have lost so (much weight) recently (so) all my clothes are too big; I (must) have them (taken) in.

A．much weight
B．so
C．must
D．taken

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