听力原文：M: Miss Polly.
W: Yes, sir. Anything I can do for you？
M: Yes, please make a call to IBM. Tell them that we'll place an order for 50 personal computers.
W: All right. I'll do it at once.
What's the relationship between the man and the woman？
A. Boss and secretary.
B. Father and daughter.
Customer and assistant.
查看答案
In the third paragraph, "three weeks of round-the-clock effort" means ______.
A. for three weeks the hospital was taking in SARS patients without stopping
B. Dr. Urbani worked day and night for three weeks, trying to get SARS under control
C. for three weeks Dr. Urbani did not have any time to sleep, trying hard to fight the new disease
D. After three weeks' hard work to control SARS, the hospital superior thought it was time to stop the clock
A．That people were more money conscious.B．That people were more health conscious.C．Tha
A. That people were more money conscious.
B. That people were more health conscious.
C. That the price of fruit dropped dramatically.
D. That people had to spend more on transportation and furniture.
A．To talk with Mary about going to the concert.B．To ask Mary to stop worrying about th
A. To talk with Mary about going to the concert.
B. To ask Mary to stop worrying about the exam.
C. To help Mary to prepare for the upcoming concert.
D. To persuade Mary to spend more time on her study.
In the design considerations of a spaceship, fuel choice is as important as the method of
A. Y
B. N
C. NG
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