he和can之间可不可以加himself

he和can之间可不可以加himself Can he get dressed himself 和 Can he dress himself by himself 和himself一样吗1.如果他能独立做完...:if he can finish writing...by himself,可不可以不用by?2.body language 还是body languages? after himself是什么意思He can look after himself. He believes himself.He cHe believes himself.He can make soem biscuits.（合成一句话） .He is too old.He can h_ look after himself whenever he is.he can make himself at home.___ ___ ___ he is,he can make himself at home. 怎么区别himself 和 by himself比如说 he do it himself / by himself两者的区别和用法? I think he can do it himself.否定句 he believes himself can do.有语法错误吗 The boy is very young but he can d______ himself 翻译：he can be someone other than himself Though the boy is young ,he can d_ himself now. he can solve the problem by himself (对by himself提问?） 关于 hurt和 injureHe was so tired that he hit a tree and (受伤）himself.可不可以用injured?好像都用hurt himself我问的是在这里两个单词是不是都可以用啊 relax后面是加him还是himself还是he he hurts himself改一般疑问句和否定句和he hurt himself有区别吗? he write a letter by himself 和he write a letter himself 是不是都是对的