问题
单项选择题
制备环糊精包合物的方法是( )。
A.重结晶法
B.熔融法
C.注入法
D.复凝聚法
E.热分析法
答案
参考答案:A
解析:[知识点] 包合物
制备环糊精包合物的方法是( )。
A.重结晶法
B.熔融法
C.注入法
D.复凝聚法
E.热分析法
参考答案:A
解析:[知识点] 包合物
根据对话内容,将方框内符合对话语境的句子抄写在对话空白处,使对话恢复完整,选项中有两项是多余的。 (Ted and Bob are having breakfast.) Ted: Hi, Bob! Eating fried chicken? 小题1: Bob: Eggs and milk? I don’t want to have them every day. 小题2: Ted: But don’t have too much unhealthy food. 小题3: Bob: OK, I won’t. By the way, I find some students throw away eggs and milk. Ted: That’s too bad.小题4: Bob: Yes. But what do you think we can do? Ted: 小题5: . Bob: Let’s have a try, then we may have different kinds of food every day.
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