问题
单项选择题
血液的粘滞性主要决定于
A.红细胞数目
B.血浆总蛋白含量
C.血浆球蛋白含量
D.血浆NaCl含量
答案
参考答案:A
血液的粘滞性主要决定于
A.红细胞数目
B.血浆总蛋白含量
C.血浆球蛋白含量
D.血浆NaCl含量
参考答案:A
根据对话情景和内容,从对话后所给的选项中选出能填入每一空白处的最佳选项。选项中有两个为多余选项。 Li Hua, who is planning to travel with his parents, is now calling Hyatt Travel Agency in Xi’ an. (A: Assistant B: Li Hua) A: Hello, this is Hyatt Travel Agency. May I help you? L: Yes. This is Li Hua. I’ll have a short holiday, and I’m thinking about traveling abroad with my parents. 6 A: Of course. May I ask how long your holiday will be? L: About a week. A: OK. 7 L: I’d love to go to Europe. A: 8 We have a special offer for European tours. L: Great! 9 A: Sure. For family tours, we have five European cities on the list, and we’ll see the Big Ben in London, the Eiffel Tower in Paris and other places of interest. L: 10 I’ll talk about this with my parents and call you back. Thank you. A: You are welcome.
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