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【单选题】
水解速率相对较快的结构类型是A.
酰脲
B.
酯类
C.
酰肼
D.
酰胺
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举一反三
【单选题】What does Carlos do?
A.
He is an American dancer
B.
He is a Cuban dancer
C.
He is a British dancer
D.
He is a white dancer
【单选题】某项目预计年收入为3000万元，年总成本为1500万元，年税金为500万元，总投资4000万元，该项目的全部投资利润率为( )。
A.
20%
B.
25%
C.
30%
D.
40%
【单选题】某项目预计年收入为3000万元，年总成本为1500万元，年税金为500万元，总投资4000万元，该项目的资本金净利润率为( )。
A.
20%
B.
25%
C.
30%
D.
40%
【简答题】按照喷油器电磁线圈的电阻值可分为 喷油器和 喷油器。
【单选题】Carlos consumes only two goods, apples and bananas. His utility function is U(a,b) = a 3 b 2 .Before trade, his initial endowment is w a apples and w b bananas. After he trades to his optimal consumpt...
A.
Carlos will de nitely be better off after the price change
B.
Carlos will be better off if the price of the good he was selling went up and worse off if the price of the goods he was selling went down
C.
Unless the prices of both goods went down, we can not tell if Carlos is better off or worse off.
D.
Carlos will be better o if the price of the good he was selling went down and worse off if the price of the good he was selling went up
【判断题】Carlos is a 5 1/2 hour biographical film about the Venezuelan terrorist known as Carlos the Jackal.
A.
正确
B.
错误
【单选题】A continuación va a escuchar una conversación entre dos amigos, Carlos y Rita. La oirá dos veces. después decida si los enunciados 25-30, se refieren a Carlos, Rita o ninguno de los dos.1. Se sorprend...
A.
Carlos
B.
Rita
C.
Ninguno de los dos
D.
----
【简答题】用万用表电阻档测量喷油器线圈的电阻值,喷油器按阻值可分为低阻和高阻两种,低阻 2 ~ 3 Ω,高阻 Ω。
【单选题】按照《证券公司监督管理条例》第二十五条的规定，证券公司的法定代表人或者高级管理人员离任的，证券公司应当对其进行审计，并自其离任之日起()个月内将审计报告报送国务院证券监督管理机构。
A.
2
B.
3
C.
4
D.
6
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