【单选题】听力原文:W: John, you know a lot about the history of flying. And the Wright broth- ers are known as the first men to fly an airplane. Can you tell us what their purposes were in the beginning? M: I think...
【简答题】从方框中选择适当的句子完成下面的对话,其中有一项为多余选项。 A. Really? It's very kind of you. B. What happened? C. You know, English is very useful. D. It's hard, but it's important. E. I'm sorry to hear that. F. Can you give me ...
【简答题】完形填空. There are many different kinds of cars in the world. My aunt thinks this is because cars are 1 their drivers. She says, 'Rich people have expensive cars, big people have large cars, and old peo...