含哪一个基团的头孢菌素可与乙醇产生严重的相互作用A．乙酰基B．_爱下问搜题

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问题单项选择题

含哪一个基团的头孢菌素可与乙醇产生严重的相互作用

A．乙酰基
B．甲硫四氮唑基
C．吡啶基
D．醑基
E．乙烯基

答案

参考答案：B

填空题

看图选择正确的单词或短语填空。

Model: Let's go to the restaurant to have supper.

shop, market, restaurant, movie theatre, library, watch a movie,
read books, buy a dress, eat dumplings, buy fruit

1. Let's go to the _____________ to ______________________.
2. Let's go to the _____________ to ______________________.
3. Let's go to the _____________ to ______________________.
4. Let's go to the _____________ to ______________________.
5. Let's go to the _____________ to ______________________.

填空题

体育社会学研究必须以（）为指导。