正确答案: B

去极化

题目：兴奋性突触后电位的后膜产生的电变化为 （ ）

解析：B

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]第 24 题 “三个代表”重要思想形成的现实依据是（　　）

国情与党情的变化

[单选题]Janet: It is the kind of day when you want to go outside.Bob： Janet,__________ Do you want the afternoon off?.

let's get to the point.

解析：Janet首先说天气好，适合出去，而Bob却把话题转向今天下午是否休息的事，由此可见选项A(让我们谈点正事)符合题意，Let’s get to the point表示两人谈话时突然要谈要点。

[单选题]产生收缩中、晚期喀喇音可见于( )

特发性二尖瓣脱垂

[单选题]Passage OneYou've probably had the experience of having someone fall in love with you when you didn't feel the same way. In such a case it's hard to know what to do. You don't want to be so obvious in your efforts that you make an enemy of him.

How to Free Yourself from an Admirer

解析：

31．答案为D  比较四个选项，只有D最恰当的表述了全文的中心：如何摆脱爱慕者的追求。

[单选题]He suggested that he ______there by train.

should go

解析：

7．答案为A  他建议坐火车去那。suggest的宾语从句需用虚拟语气，(should)+动词原形，因此选A。

[单选题]Let us hope we can settle the matter without ______ more trouble.

any

解析：without表示否定意义，所以需用any。

[单选题]下列选项中，属于身份权的是

亲权