It is necessary _______ us to talk to our parents when we have difficulty dealing with our problems ...
2022-06-11 17:53:29 50次 2020年黑龙江省哈尔滨市九年级英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
It is necessary _______ us to talk to our parents when we have difficulty dealing with our problems because they have more experience.
A.to B.of C.for
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