Linda thinks the price of the cassette is reasonable.A．正确B．错误

Why the writer won't tell Linda about London. according to the letter？

A．The writer herself doesn't know much about London.

B．The writer thinks Linda won't be interested in London.

C．The writer thinks Linda can read books and look at pictures about London

Why does Mr. Ramon Rivera want to have the workshop？

A．Ms. Linda Davis is a well-known marketing consultant.

B．Ms. Linda Davis' last workshop was a huge success.

C．He thinks that it will facilitate business.

D．It is an opportunity to invest in new technology

听力原文：W: Linda seems to think the price will be going up again.

M: That's her opinion, Most others think differently.

What does the man mean？

A．Linda is practically the only one who thinks so.

B．Most people will go down town.

C．Few people will be surprised at the price.

D．The price causes different opinions.

A.Gb

B.PRI

C.PRA

D.Um

A.预防

B.预习

C.阻止

D.防御措施

已知电路如图所示，R1=200Ω，P_RI=50W，P_R2=200W，试求I₁、I₂和I。

听力原文：W: Do you know Linda？

M: Yes, she is a nurse in our hospital.

What's Linda？

A．A nurse.

B．A doctor.

C．A teacher.