“Facial transplants are no longer science fiction imagination ,”a surgeon has said,____that they are ___possible but technically complex

Tom, you go to the station to pickup your father and I will cook the dinner.— ___________ I will go at once.

(2009浙江宁波质检)The building around the corner caught fire last night．The police are now _______ the matter．

What a heavy rain!– I think our headmaster will have to the sports meeting because of it.

Julie won the first prize in the speech contest _____ much effort. It surprised every one of us.