The teacher asked more ______to prevent the students’ eyes from ______.

A.to do;injuring

B.done;injuring

C.to be done;being injured

D.being done;being injured

C


解析:

考查非謂語動詞的被動式。ask sth.to be done“要求某事被做”的意思，more 與do的關系是被動的；prevent sb./sth.from being done “阻止……被做”，eye與injure的關系也是被動的。

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