问题
不定项选择
| 不定项选择 |
| 关于速度和加速度的认识中正确的是（ ） |
A．速度方向和加速度方向一定相同 B．有加速度的物体，速度一定增加 C．物体速度发生变化，必有加速度 D．速度越来越大，加速度可能越来越小 |
答案
CD
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| 不定项选择 |
| 关于速度和加速度的认识中正确的是（ ） |
A．速度方向和加速度方向一定相同 B．有加速度的物体，速度一定增加 C．物体速度发生变化，必有加速度 D．速度越来越大，加速度可能越来越小 |
CD
| 完形填空 | ||||
| About a year ago, I went to stay at a Detroit hotel. I didn't want to 1 too much money with me, so I 2 the desk clerk to put a hundred-dollar bill in the safe for 3__. The next morning, however, the clerk said that he knew nothing about my money. I didn't have any proof(证据) _ 4 I had given the man the money. There was clearly _5_ left to do but go to the nearest lawyer at once. The lawyer 6 me to return to the hotel with him and give 7 __hundred-dollar bill to the clerk. 8 I did. An hour later, I went back to the desk and asked for my money together with the lawyer. 9 I had the lawyer as an eyewitness (证人) to the 10__ hundred-dollar bill, the clerk could not 11_ he knew nothing about it. Another hour later, I put the second part of the lawyer's plan into action. This time both the lawyer and I went to the 12 to ask for the hundred-dollar once again. No matter(不管) 13 I said, the clerk who kept my bill 14 that he had given it to me. I said it was not 15 . The lawyer said to him, "I 16 this gentleman give you a hundred-dollar bill. If you don’t hand it in immediately, I will be forced to call the 17 ." Now the clerk felt quite 18 , so he gave me back the first hundred-dollar bill. "I don't know 19 to thank you enough for getting my money back," I said to the lawyer. And what do you suppose he answered? He said, "Oh, don't 20 me. That will be one hundred dollars, please." | ||||
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