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问题 单项选择题

树枝状管网水力计算中，流量分配确定后，某管段流量是指以下何项？（）

A、该管段以后所有节点流量之和

B、该管段前后两节点流量之和

C、沿线流量乘以该管段长度之和

D、比流量乘以该管段长度之和

答案

参考答案：A

阅读理解

请仔细阅读个人信息情况说明，然后从A到F的六个选项中选出最适合每个人交通工具。其中有一项是多余。

56. The City Library is in the downtown. Li Fei is planning to write a report about the flood. He’d like to go to the City Library to look for some information. There is a small bus station near his home.

57. Wang Tao lives in Beijing. He will have three days off next week. He is interested in traveling. So he is going sightseeing in Shanghai. He’d like to get there as soon as possible. He is sure he will have fun in Shanghai.

58. .Jin Ling likes taking photos, especially photos of rivers and mountains. She is excited that her parents will take her to the Three Gorges(三峡). She hopes she can take many photos when they are traveling on water.

59. This month Chen Xu will visit her grandparents in her hometown. It is about 1,000 kilometers away. Chen Xu hopes to get there in ten hours. And she will be able to enjoy the sights along the railway.

60. Zhang Kai is a worker in a green group. Tomorrow he is going to listen to a talk in the central park. The park is nearly four kilometers away from his home, and he has decided to choose a way that is good for the environment.
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单项选择题 A1/A2型题

下列降压药物中，属于血管紧张素受体阻滞剂的是（）

A.硝普钠

B.肼曲嗪

C.氯沙坦

D.可乐定

E.阿米洛利
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