if I were和if I am的区别

if I were和if I am的区别 If I were a bird 和If I am a bird 有什么区别? If I were a boy与If I am a boy.的的区别,为什么I 后面可以用were? If I am a boy 和 If I were a boy 有区别吗,可不可以互换?可以用在相同的地方吗 at school in school 的区别?还有if i was you 和 if i were you的区别? if i were you i will/would的区别if i were you i will/would的区别,would和will分别是什么用 找一首歌,歌词if i were scared i were,if i were pure you know i were我空耳听的第一句开头：business my dream can't blow.中间：if i were scared,i were;if i were pure,you know i were;if i were yours,now am Now i'm ready to stole,高 if i were you 跟if i did you的区别 IF I AM A TEACHER对吗?是WERE还是AM? If I were you If i were U. if i were a If i were if i were a if.i.were.a. If I ()a singer,I would be rich.虚拟语态的am是不是该用were? i was 和 i were 的区别有这两种 比如 说 if i were a boy那一般的过去时不就是 i was 什么什么吗 为什么要说If I were a fairy,而不用If I am a fairy?