A:Maybe you should talk to the teacher.或許你該跟老師談?wù)劇?/p>
B:No, it's no use.不,那沒用。
A:You never know unless you try.除非你試,否則你永遠(yuǎn)不知道。
B:I know. She won't change my grade.我知道。她不可能更改我的分?jǐn)?shù)