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【单选题】
【C8】______
A.
is
B.
has long been
C.
are
D.
have long been
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参考答案：
举一反三
【单选题】关于实现消费者均衡的条件，不正确的是（ ）
A.
在基数效用论下，商品的边际效用之比等于其价格之比
B.
在序数效用论下，两种商品的边际替代率等于其价格之比
C.
基数效用论和序数效用论的均衡条件实质上相同的
D.
均衡条件下，消费者增加一种商品消费的数量所带来的效用增量一定大于另一种商品所带来的效用减少量
查看完整题目与答案
【多选题】根据噪声来源,光电探测器的噪声有几种形式?
A.
散粒噪声
B.
热噪声
C.
低频噪声
D.
背景噪声
查看完整题目与答案
【单选题】My Life at Renda I learned very quickly that being a teaching assistant (TA) at the University of Iowa would be different from being a teacher at Renmin University. 【46】______ Eyes staring, mouths ope...
A.
In my students' minds, I had little to offer them, except perhaps some sample questions for the mid-term exam.
B.
In others, the TA works as a grader and discussion leader.
C.
I encountered these in China, and I faced them in the US.
D.
On the other hand, being taught by a graduate student is not necessarily bad.
E.
Most were polite, or at least, indifferent
F.
Back at Renda, I had walked into my first classes feeling like a celebrity.
查看完整题目与答案
【简答题】用适当的短语填空look back on; be happy with; make use of; be fond of; for free; more than; in charge of; according to; come up with; make sure1.I think you should complain, unless, of course, you __________ t...
查看完整题目与答案
【单选题】I was too scared around that teacher for the rest of my young life to think very well in her presence. But I took the message with me and gradually examined and valued it. I don't recommend humiliatin...
A.
She was the best teacher she ever had.
B.
She was the worst teacher she ever had.
C.
She taught her an important lesson.
D.
She valued the intelligence of her pupils.
查看完整题目与答案
【简答题】用DY2201A数字万用表测量蓄电池电压的步骤 1. 选择工具: ____ 。 2. 检测工具(直观检查和通电检查),判断工具是否正常。 1检查9V电池:打开电源开关,观察显示屏上是否出现电池符号,判断电量是否 ____ ? 2选择档位:调节选择与量程开关,指向 ____ 。 3插入表笔:红表笔插入 ____ ,黑表笔插入 ____ 。 4检查蜂鸣器是否发声: 将红、黑表笔 ____ ,听蜂鸣器是...
查看完整题目与答案
【单选题】听力原文：W: Our English teacher told me that the final exam would cover the first ten Units out of the total twenty. M: Really? I thought it would only include the last four Units. Then I must spend the n...
A.
Six Units.
B.
Fourteen Units.
C.
Sixteen Units.
D.
Ten Units.
查看完整题目与答案
【单选题】听力原文：W: Our English teacher told me that the final exam would cover the first ten Units out of the total twenty. M: Really? I thought it would only include the last four Units. Then I must spend the n...
A.
Six Units.
B.
Fourteen Units.
C.
Sixteen Units.
D.
Ten Units.
查看完整题目与答案
【单选题】—So______? —Well, she examined me. She put a thermometer in my mouth and took my temperature. She said it was normal.
A.
how did the teacher react
B.
what did the doctor do
C.
why did she examine you
D.
did she listen to you
查看完整题目与答案
【单选题】某资本家100万元创办企业从事生产,60万元用于固定资本,以购买机器设备等,40万元用于流动资本,以购买原材料和劳动力等(其中购买劳动力支付了10万元)一轮生产结束后,该企业的总资本达到了120万元。那么该企业的剩余价值率为
A.
20%
B.
50%
C.
200%
D.
100%
查看完整题目与答案
相关题目：
【单选题】关于实现消费者均衡的条件，不正确的是（ ）
A.
在基数效用论下，商品的边际效用之比等于其价格之比
B.
在序数效用论下，两种商品的边际替代率等于其价格之比
C.
基数效用论和序数效用论的均衡条件实质上相同的
D.
均衡条件下，消费者增加一种商品消费的数量所带来的效用增量一定大于另一种商品所带来的效用减少量
查看完整题目与答案
【多选题】根据噪声来源,光电探测器的噪声有几种形式?
A.
散粒噪声
B.
热噪声
C.
低频噪声
D.
背景噪声
查看完整题目与答案
【单选题】My Life at Renda I learned very quickly that being a teaching assistant (TA) at the University of Iowa would be different from being a teacher at Renmin University. 【46】______ Eyes staring, mouths ope...
A.
In my students' minds, I had little to offer them, except perhaps some sample questions for the mid-term exam.
B.
In others, the TA works as a grader and discussion leader.
C.
I encountered these in China, and I faced them in the US.
D.
On the other hand, being taught by a graduate student is not necessarily bad.
E.
Most were polite, or at least, indifferent
F.
Back at Renda, I had walked into my first classes feeling like a celebrity.
查看完整题目与答案
【简答题】用适当的短语填空look back on; be happy with; make use of; be fond of; for free; more than; in charge of; according to; come up with; make sure1.I think you should complain, unless, of course, you __________ t...
查看完整题目与答案
【单选题】I was too scared around that teacher for the rest of my young life to think very well in her presence. But I took the message with me and gradually examined and valued it. I don't recommend humiliatin...
A.
She was the best teacher she ever had.
B.
She was the worst teacher she ever had.
C.
She taught her an important lesson.
D.
She valued the intelligence of her pupils.
查看完整题目与答案
【简答题】用DY2201A数字万用表测量蓄电池电压的步骤 1. 选择工具: ____ 。 2. 检测工具(直观检查和通电检查),判断工具是否正常。 1检查9V电池:打开电源开关,观察显示屏上是否出现电池符号,判断电量是否 ____ ? 2选择档位:调节选择与量程开关,指向 ____ 。 3插入表笔:红表笔插入 ____ ,黑表笔插入 ____ 。 4检查蜂鸣器是否发声: 将红、黑表笔 ____ ,听蜂鸣器是...
查看完整题目与答案
【单选题】听力原文：W: Our English teacher told me that the final exam would cover the first ten Units out of the total twenty. M: Really? I thought it would only include the last four Units. Then I must spend the n...
A.
Six Units.
B.
Fourteen Units.
C.
Sixteen Units.
D.
Ten Units.
查看完整题目与答案
【单选题】听力原文：W: Our English teacher told me that the final exam would cover the first ten Units out of the total twenty. M: Really? I thought it would only include the last four Units. Then I must spend the n...
A.
Six Units.
B.
Fourteen Units.
C.
Sixteen Units.
D.
Ten Units.
查看完整题目与答案
【单选题】—So______? —Well, she examined me. She put a thermometer in my mouth and took my temperature. She said it was normal.
A.
how did the teacher react
B.
what did the doctor do
C.
why did she examine you
D.
did she listen to you
查看完整题目与答案
【单选题】某资本家100万元创办企业从事生产,60万元用于固定资本,以购买机器设备等,40万元用于流动资本,以购买原材料和劳动力等(其中购买劳动力支付了10万元)一轮生产结束后,该企业的总资本达到了120万元。那么该企业的剩余价值率为
A.
20%
B.
50%
C.
200%
D.
100%
查看完整题目与答案
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