单选题：Look？Every player in our team is doing their best.It seems_..

________struck me________I would have an important meeting in Shanghai the next day. [ ]A. It; whichB. What; thatC. What; whichD. It; that

He asked us ________ we saw the lost cat or not.A. thatB. whatC. which D. whether

— When shall we go to have a picnic?— Not________the weather begins to pick up. [ ]A. sinceB. untilC. unlessD. while

— Can you join us in the party this evening?— Well, that depends on________I can have my report done before then. [ ]A. whetherB. whereC. whenD. how

Paul had to write a history paper, ______ he couldn't find time to do it. [ ]A. but B. so C. became D. if