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【单选题】
二极管电路如图所示 , 试判断图中二极管是导通还是截止,并求输出电压 U o (设二极管导通电压降为 0.7 伏)A.
截止，3V
B.
截止，6V
C.
导通，0.7v
D.
导通，0V
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举一反三
【简答题】施工定额由劳动消耗定额、材料消耗定额和机械消耗（）定额所组成。
【单选题】What does this lecturer mainly discuss?
A.
Transcendentalism
B.
Puritanism
C.
Ralph Waldo Emerson
D.
Nature
【单选题】将工程定额分为劳动定额、材料消耗定额和施工机械台班消耗定额,是按( ) 进行的分类。
A.
生产要素消耗内容
B.
定额的不同用途
C.
定额的编制单位和适用范围
D.
投资的费用性质
【简答题】听力原文：LECTURER: Good morning. Now, what is it you want to discuss today? STUDENT: Good morning, Dr Reed. This assignment you've given us is the first psychology experiment I've had to do and I'm not su...
【单选题】What is inflation, according to the lecturer?
A.
Rising prices
B.
Fixed incomes
C.
Real incomes
【单选题】What is the lecturer's viewpoint?
A.
Students should not be allowed to use smartphones.
B.
It is incorrect to force students to quit using smartphones.
C.
Students should be allowed to use smartphones out of class.
D.
Smartphones will benefit students when used properly.
【单选题】What is the mark of a good lecturer?
A.
They include jokes in their lectures.
B.
They don’t give you too much information.
C.
They encourage discussion and critical thinking.
D.
They give handouts so you don’t need to take notes.
【简答题】Section D 听力原文： Firstly, the student has to understand what the Example lecturer says as he says it. A non-native speaker may find himself unable to recognize words in speech which he understands stra...
相关题目：
【单选题】What is inflation, according to the lecturer?
A.
Rising prices
B.
Fixed incomes
C.
Real incomes
参考解析：
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