【正文】
exchange, change ①His new shoe s didn39。句意:南京是一個位于長江河畔的古老城市。類似的還有 remain to be done, remain to be seen, remain to be said。 2. I don39。 。 3. ________ I went to the seaside, I picked up a great many shells. A. The first time B. Firstly C. At first D. By the first time 答案 A 4. ________ it would be silly to argue any longer. A. Was that true B. If that was true C. Should that be true D. Could that be true 答案 C 5.