can't 和 mustn't 的用法区别
1. can't 根据其基本用法可译为:
(1) 不会。例如:
I can't speak English. 我不会说英语。
(2) 不能。例如:
We can't do it now because it's too dark.天太黑了,我们现在干不了。
(3) 否定句中表示推测,意为“不可能”。例如:
The man can't be our teacher because he is much younger than our teacher.
那个人不可能是咱们老师,他年轻得多。
2. mustn't 意为“禁止、不许”, 用来表达命令,表示强烈的语气。 例如:
You mustn't play football in the street. It's too dangerous.你不可以在街上踢足球,太危险了。