41. If it ______ for the fence, he ______ into the river.A. were not; fallen B. had not been; could have fallen C were not; could fall D. had not been; could fall
cease advertising, prices would be significantly reduced
He must have had an accident, or he here then.
If only you him what I said, everything would have been all right.
It’s high time we our attention to this problem.
It’s necessary that he a recognized qualification .