题目内容

西咪替丁结构中含有咪唑环，侧链含有胍基

A. 对
B. 错

查看答案

搜索结果不匹配？点我反馈

更多问题

Question 5

A. Keeping resolutions is hard work.
B. Making resolutions is easier than keeping them.
C. New Year's resolutions are promises of doing good things in hte new year.
D. If you make New Year's resoltutions on New Year's Day, your resolutions will be realized.

查看答案