问题
单项选择题 A1/A2型题
胎儿时脊髓末端在（）
A.第1腰椎下缘
B.第2腰椎下缘
C.第3腰椎下缘
D.第4腰椎下缘
E.第5腰椎下缘
答案
参考答案：B
解析：小儿脊髓发育与运动发展的功能相平行，随年龄增长，脊髓加长增重，胎儿时脊髓末端在第2腰椎下缘，新生儿时达第2腰椎水平。
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胎儿时脊髓末端在（）
A.第1腰椎下缘
B.第2腰椎下缘
C.第3腰椎下缘
D.第4腰椎下缘
E.第5腰椎下缘
参考答案：B
解析：小儿脊髓发育与运动发展的功能相平行，随年龄增长，脊髓加长增重，胎儿时脊髓末端在第2腰椎下缘，新生儿时达第2腰椎水平。
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| A traveler came out of the airport. There were a lot of 1 . He asked every taxi-driver's name. Then he took the third one. It 2 5 dollars to go from the airport to the hotel. " 3 does it take to hire (雇请) you for the whole day?" The man asked. "100 dollars," said the taxi driver. This was very 4 , but the man agreed. Then the taxi-driver showed him all the parks and museums in the city. In the evening they went 5 to the hotel. The traveler gave the taxi-driver 100 dollars and said, "What about tomorrow?" The taxi-driver 6 the man and said, "Tomorrow? That will be 7 100 dollars." But the man said it was OK. The taxi-driver was very 8 to be getting more money. The next evening, after taking the traveler to visit the same parks and museums, the taxi-driver 9 another 100 dollars, he felt guilty (有罪的) because 100 dollars a day was a lot of money. "So you're from New York." said the taxi-driver. "I have a 10 in New York. Her name is Susan. Do you know her?" "Sure. She gave me 200 dollars to give you!". | |||
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