单选题：Do you think ____ possible to work out a correct figure of t..

David apologized to me yesterday._____, I won't forgive him for it was not the first time that he had hurt me.[ ]A. If so B. If everC. Even so D. Even though

If I can help________, I don't like working too late into the night.[ ]A. soB. thatC. itD. them

—lt is said that we will have another examination next week. —Really? __________,we must begin to prepare right now. [ ]A. If so B. If possible C. If not D. Otherwise

I think I can fix your car tomorrow afternoon.________, you'll have to wait till Friday. [ ]A. If necessaryB. If soC. If notD. If possible

Although she believed that she had a good chance of recovering, the doctors said that few, _____ , could come back to normal after getting this disease.[ ]A. if any B. if so C. if not D. if ever