Hearing this,he looked much_(sad)

Hearing this,he looked much_(sad) He felt surprised when hearing this news.这句是从句吗. He felt surprised when hearing this news.这句是从句吗. Hearing this,he felt sad.此句是一般过去时,但为什么要用hearing而不用heared. Hearing this,she went Hearing this news,he felt surprised.这句可不可以调换位置啊.就是把Hearing this news放在前面这是简单句还是复合句. Hearing this news,he felt surprised.这句可不可以调换位置啊.就是把Hearing this news放在前面这是简单句还是复合句. He felt surprised when hearing this news.这句是从句吗.从句好像没有主语喔. upon hearing this news that he was killed .是同位语从句还是宾语从句,为什么? I look forward to hearing about. Hearing this,Marina felt better< 同义句> Hearing the bad news ,he felt (u ) on hearing this jane looked up,on hearing this 在句中做什么成分,hearing是不是现在分词作主语 把 i look forward to hearing from you all We look forward to hearing from you soon Please send the information to this address.I look forward to hearing from you soon.我正在学习英语,感觉这句话look forward to hearing from you soon中“to应该是多余的,但又不能肯定,请哪位朋友给予确认一下, most of them were hearing this story for the first time为什么用hearing Can you ----whom he was working with this morning?A.find B.look for C.find out D.look up