问题
单项选择题
对变异型心绞痛最有效的药物是（）
A．亲和力弱，内在活性弱
B．无亲和力，无内在活性
C．有亲和力，无内在活性
D．有亲和力，内在活性弱
E．对相应受体有亲和力及较强内在活性
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
对变异型心绞痛最有效的药物是（）
A．亲和力弱，内在活性弱
B．无亲和力，无内在活性
C．有亲和力，无内在活性
D．有亲和力，内在活性弱
E．对相应受体有亲和力及较强内在活性
参考答案：D
| 从方框中选择合适的选项完成对话。 | |
| A: Hi, Fang Fang. You were not at school yesterday. 1 B: Oh, I had a headache and I had to ask for a sick leave. A: Sorry to hear that. 2 B: Yes, my mother took me to the hospital. The doctor looked me over and said I had caught a cold. A: 3 B: Yes, a little. The doctor told me to take the medicine three times a day and drink more water. A: 4 B: Yes, much better. A: 5 B: I will. Thanks a lot.
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