There are over 50,000 signs in modern Chinese but luckily, Chinese children ______ learn all of them...
2022-06-10 10:02:10 138次 2020届天津市和平区高三线下第一次模拟考试英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
There are over 50,000 signs in modern Chinese but luckily, Chinese children ______ learn all of them for everyday purpose.
A.needn't B.mustn't C.can't D.won't
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