问题
单项选择题 A1/A2型题
大环内酯类抗生素的共同特点()。
A.血药浓度较高,组织中浓度相对较低
B.易透过血脑屏障
C.主要经胆汁排泄,进行肝肠循环
D.在酸性环境中抗菌活性较强
E.主要不良反应为过敏反应
答案
参考答案:C
大环内酯类抗生素的共同特点()。
A.血药浓度较高,组织中浓度相对较低
B.易透过血脑屏障
C.主要经胆汁排泄,进行肝肠循环
D.在酸性环境中抗菌活性较强
E.主要不良反应为过敏反应
参考答案:C
选用方框中所给单词的适当形式填空。 | |
1. We _________ ourselves quite a lot at the party. 2. The ________clothes haven't been washed yet. 3. Guangzhou _______in the south of China. 4. John got _________ to Mary. 5. There is no _________ of oil paintings here. 6. Lots of western people are interested in_____culture. 7. __________, everyone can have a great life. |