试题详情
单项选择 适中0.65 引用25 组卷2284
I ______ have worried before I came to the new school, for my classmates here are very friendly to me.
A.mightn’tB.mustn’t
C.needn’tD.couldn’t
2015·天津·高考真题
知识点:needn’t have done的用法 答案解析 【答案】很抱歉,登录后才可免费查看答案和解析!