These problems, __________, will seriously affect the growth

These problems, __________, will seriously affect the growth of teenagers and even the nation’s future.
A.solved properly B.if solved properly
C.not if properly solved D.if not solved properly
雾里人 1年前 已收到1个回答 举报

teacafe 幼苗

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D

考查状语从句的省略。if not solved properly,if后省略了they are 。

1年前

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