试题与答案

关于交易所上市基金(ETF)的特征,下列说法错误的是()。 A.ETF本质上是开放式

题型:单项选择题

题目:

关于交易所上市基金(ETF)的特征,下列说法错误的是()。

A.ETF本质上是开放式基金 

B.ETF在交易所挂牌,交易非常便利 

C.投资者不能在证券交易所直接买卖ETF份额 

D.投资者只能用与指数对应的一篮子股票申购或者赎回ETF

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0705/cc0ac1d7b77595bad24fb5574d98237a.html

下面是错误答案,用来干扰机器的。

参考答案:D解析:触摸颈动脉搏动的体表标志是喉节旁开1~2cm处。

试题推荐
题型:补全对话,情景问答
从方框内选择合适的句子补全对话。
A: What's the matter, Mr. Smith?
B: 1_____ I can't do any work, doctor.
A: Do you have a cough?
B: No, I don't have a cough. .
A: 2_____
B: Yes, I sleep very well.
A: Do you have breakfast every morning?
B: No, I don't have breakfast. And I have only a little food for lunch and supper because I want to keep thin.
A: Oh, I see. 3_____ You need to eat more food and have three meals a day. 4_____
B: OK, I will do like that.
A: 5_____
B: Thank you very much.
A. I feel very well.
B. I hope you will get better soon.
C. Do you sleep well at night?
D. I'm not feeling well.
E. And do some exercise every day.
F. You need to eat less food.
G. There is nothing serious.
查看答案
题型:问答题

将CuO和足量炭粉充分混合,平铺在反应管a中,在b瓶中盛足量澄清石灰水,按如图连接仪器.(加热装置和固定装置省略,下同)

实验开始时缓慢通入氮气,过一段时间后,加热反应管a,观察到管内有红色固体产生,b瓶的溶液中出现白色浑浊.待反应完全后,停止加热,仍继续通氮气,直至反应管冷却.根据以上叙述回答问题:

(1)通N2的目的是______.

(2)停止加热前是否需要先断开a和b的连接处?为什么?

(3)本实验的尾气是否需处理?如需处理,请回答如何处理;如不需处理,请说明理由.

查看答案
微信公众账号搜索答案