You’d better put a screen safety on your computer your eyes from ．A.keep; damage
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You’d better put a screen safety on your computer ________ your eyes from ________．
A.keep; damaged
B.stop; being damaged
C.to prevent; damaged
D.to protect; being damaged
试题答案
D
解析：前面的空要用动词不定式作目的状语，后面的空要用protect sb．/sth．from doing sth．。