i was 和 i were 的区别

i was 和 i were 的区别 at school in school 的区别?还有if i was you 和 if i were you的区别? were和was的区别 if I were和if I am的区别 I + were还是was? i am married和 i was married的区别 I had dinner 和 I was having dinner 的区别 you （was,were） I (was,were) he (was,were) had和was,were的区别是设么? i thought you were 和 i thought you are 区别 When I was younger和When I was young的区别是? if i were you i will/would的区别