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【单选题】
正弦交流电中,一般用()表示电动势、电压、电流的有效值A.
e,u,i
B.
E,U,I
C.
Em,Um,Im
D.
em,um,im
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【简答题】听对话，回答问题。 1. Why does the man want that part-time job? A. To save money for college. B. To get some work experience. C. To pay for his summer holiday. 2. Which job will the man get? A. A shop keeper. ...
【简答题】有效沟通应遵循以下几个原则
【单选题】酸效应系数正确的表达式是
A.
α Y(H) =[MY]/[Y]
B.
α Y(H) =[MY]/[M]
C.
α Y(H) =[Y’]/[Y]
D.
α Y(H) =[M’]/[M]
【单选题】Man: Let’s go out to eat. I’m very hungry. Woman: Why don’t we just stay home and I’ll cook something? We should really start saving some money if we are going to have another baby. Man: Fine. I’l...
A.
She loves spaghetti.
B.
She wants to save money.
C.
She doesn’t like Chinese food.
D.
She is too tired to go out.
【单选题】Why does the man want to book the hotel in advance?
A.
They can save money.
B.
There are few hotels there.
C.
They want to find the best hotel.
D.
Summer is a busy season for travel.
【单选题】M: I want to start a business, but where can I get the money? W: You can apply for a bank loan. Question: What did the woman advice the man to do?
A.
Ask his parents for help.
B.
Start to save money.
C.
Borrow money from his friends.
D.
Get a loan from the bank.
【单选题】酸效应系数正确的表达式是()
A.
a Y(н) = [MY]/[Y]
B.
a Y(н) = [MY]/M]
C.
a Y(н) = [Y']/[Y]
D.
a Y(н) =[M']/[M]
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