问题
单项选择题
硝酸甘油舌下含服起效时间是
A．9～10分钟
B．6～8分钟
C．4～5分钟
D．2～3分钟
E．1～2分钟
答案
参考答案：D
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硝酸甘油舌下含服起效时间是
A．9～10分钟
B．6～8分钟
C．4～5分钟
D．2～3分钟
E．1～2分钟
参考答案：D
| 补全对话。 | |
| A: Hello! May I speak to Miss Zhao? B: 1 ! (A moment later) I'm sorry, 2 . Could I take a message? A: Certainly. 3 . I want to speak to her about my son David Smith. 4 . I'm afraid he isn't able to go to school today. B: 5 . I hope he'll be all right very soon. A: 6 ! Could I leave my telephone number to you? B: OK. 7 ! I'll go and get a pen and a piece of paper. OK! Please give me your phone number. A: 3579860. That's my office telephone number. My name is Peter Smith. B: All right. I'll ask her to call you as soon as she is back. A: 8 . Thank you very much. Goodbye! B: Goodbye!
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