she 在什么时候用herself来替换

she 在什么时候用herself来替换 she cooked the whole meal by herself.为什么用by,能否省略?反身代词什么时候用by,什么时候不用 her 和herself区别She looked about __ and went through the door and closed the door behind __.为什么两个都用HER 什么时候用Herself 等价无穷小替换,在什么时候才能替换?比如分子是差式子,不能直接用等价代换那该咋求呢? she wore herself and then went out错误在哪 She travels ______ herself. No one taugh her English.She leared it______ 用herself还是by herself 等价无穷小什么时候可以用在加减运算上?是不是跟常数加减就可以替换? 在什么时候可用三角代换解题就是用三角函数替换掉方程中 X Y she her herself 他们有什么区别 怎么用 反身代词前什么时候用by什么时候不用by反身代词可以作介词的宾语.如：Nobody,she learnt it all by herself.没人,她自学的.I mended the bike by myself.我独自修的自行车.She said to herself:”what’s wrong with my The mother decided that she would herself have to get her sons to do better in school 请问用了个herself有什么用?是什么用法?最好多来几个句子 反身代词的位置当反身代词用在句末时,myself和by myself有什么区别.比如说：She took me there by herself.She took me there herself这两句话那个对,顺便说一下怎么区分, She doesher homework every day.改为被动语态在百度上搜到的怎么是by herself?应该是by herself吧? 翻译：She is not herself. She took me there herself. She often __(enjoy)herself She feel herself a nobody.