英语不定式的问题I felt so embarrassed that I couldn't do anything bu
英语不定式的问题 I felt so embarrassed that I couldn't do anything but ____there when I first met my present boss. A .to sit B.sitting C.sat D.sit 正确答案是D 这里为什么不能用不定式? If the buliding project ____by the end of this month is delayed ,the construction company will be fined. A.to be completed B.being completed C.is completed D.completed.正确答案是B 为什么A错了 英语语法实在是太难学了