He does not know how to dispose of his spare time中of起什么作用去掉of不行吗?

He does not know how do it.哪里错了 He does not know how he can make a toy car同义句转换 He wants to do better but does not know howdoes not know how 写词组怎么写? He does not know how to do next错在哪里 Bob does not know how he can get to the museum.的同义句是什么 Tony does not know how he can learn chinese well .改为简单句. He does not know much Chinese.[同义] 关于英语He does not know ( )to write about.He does not know ( )to write about.A how B what括号里为什么要用what,而不用how? He does not know() A when to do B when to do C where to do D how to do He stops and does not know what to do nextwhat to do next? 为什么不用how?这是什么句型? why not ()(take) the train?i don't know how()(tell) you about this.does he need()(hand) in herhomework. He does not know how to dispose of his spare time中of起什么作用去掉of不行吗? TOM is too young that he does not know how to deal with it哪里错了改错题 He does not know how to do (it)还是what to do (it) 还带括号吗 he does not know how he can get to the train station个同一句,he does not know —— —— ——to the train station He does not know when he will leave for Japan tomorrow.=He does not know when ____ for Japan. he does not know where he can go改同意句he does not know ____ _____ ______. he/not/know/very/ltaly/well/does组合成句子