问题
单项选择题 A1/A2型题
在体内贝诺酯水解代谢为阿司匹林和对乙酰氨基酚,在酶的催化下,不能发生哪种反应()
A.与葡萄糖醛酸
B.与氨基酸
C.甲基化
D.形成硫酸酯
E.与谷胱甘肽
答案
参考答案:D
解析:药物及其代谢产物要通过形成硫酸酯的结合反应而代谢,在分子结构中含有羟基、胺基或者是羟胺基,贝诺酯不具有以上结构。
在体内贝诺酯水解代谢为阿司匹林和对乙酰氨基酚,在酶的催化下,不能发生哪种反应()
A.与葡萄糖醛酸
B.与氨基酸
C.甲基化
D.形成硫酸酯
E.与谷胱甘肽
参考答案:D
解析:药物及其代谢产物要通过形成硫酸酯的结合反应而代谢,在分子结构中含有羟基、胺基或者是羟胺基,贝诺酯不具有以上结构。
阅读理解。 | ||||
| ||||
1. New York Museum is closed on ______. | ||||
A. Monday B. Friday C. Saturday D. Sunday | ||||
2. Tommy is an 8-year-old boy. He wants to visit The City Flower Show with his parents. How much will they pay? | ||||
A. 75 yuan B. 100 yuan C. 125 yuan D. 150 yuan | ||||
3. If you want to get more information about English Summer Camp, you can ______. | ||||
A. go to Canada B. write to CEE/CCIEE C. call at (010) 6606-2607 D. send an e-mail to University of Toronto | ||||
4. ______ will give Performances in Pop Music Week in Chaoyang Park . | ||||
A. Bands B. Dancers C. Singers D. Both A and C | ||||
5. Phillip, twenty years old , is not allowed to ______. | ||||
A.THE CITY FLOWER SHOW B. ENGLISH SUMMER CAMP C. NEW YORK MUSEUM D. POP MUSIC WEEK |