Plastics can be used to making into many useful things. A B C D
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Plastics can be used to making into many useful things.
A B C D
试题答案
C used to making--- used to make
解析:
used to 这里意思是被用于，所以后面接动词原形。
Plastics can be used to making into many useful things.
A B C D
C used to making--- used to make
解析:
used to 这里意思是被用于，所以后面接动词原形。