题型:问答题 简答题 The old lady looks worried. She is __________ something.[ ]A. looking atB. findingC. waiting forD. looking for 查看答案
题型:问答题 简答题 But for their help,we ______ the program in time.A.can not finishB.will not finishC.had not finishedD.could not have finished 查看答案