He sat there,waiting for his son.waiting后面为什么要有for啊 waiting不

He sat there,waiting for his son.waiting后面为什么要有for啊 waiting不 He sat there,waiting for his son.这里的waiting后面为什么要加for啊 不是动词的 He sat there ,waiting for his son这里的waiting for his son是伴随状语 He sat there,waiting for his son,这里的伴随状语为什么要用ing形式啊 ed不行吗 ed He sat there ,waiting for his son 还有 My mum was in her room, He sat there,( )for his son A waiting B waited C to wait Dwa Father is waiting for his son He sat there ,waiting for his son 怎么还要分什么逻辑主语是主动还是被动吖 怎样分主动还 He sat there,waiting for his son 这里的是不是伴随状语吖 怎样才是伴随状语吖 是不是像我 The lady sat there, waiting for his son 这里的wait用ing形式可不可以这样说 waiting for ___ is he waiting for