(---)(除非)you tell me the truth ,I won not help you

问题描述:

(---)(除非)you tell me the truth ,I won not help you
填if 还是unless呢?怎么区分呢

Unless除非的意思,if是如果的意思,但是unless和if not是同义词吧。是的,如原句改为If you don't tell me the truth,I won't help you也是可以的,原句若用If,意思不通,如果你告诉我真相,我不会帮你。不合情理