英语.i am really a good boy.really是副词为什么还可以这样用换成real不可以吗?

英语.i am really a good boy.really是副词为什么还可以这样用换成real不可以吗? it's really a good idea.为什么不是real,really不是副词吗 real和really两个词都可以作副词,为什么有一道改错题：I think I am real foolish中的 I am really good cry I ___enjoy this winter holidays A.real B.really C.am really It is （real）really interesting.写形容词还是副词,副词能这样用么 I am sorry it really need a good courage I am really happy.还是I am really happtness 为什么 people say Alex is a bad boy,_he really is,l am afraid,为什么用w it's really a beautiful city 为什么不是用real而是really 后面不是名词短语吗 i am really shameless i am really a pussy tom s____ is a really good boy