At what ages are women most likely to have a heart attack？
A. 40 to 45.
B. 60 to 65.
C. 45 to 60.
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How does David Lewis fell about e-mail messages？
A. Many of them are not well written.
B. Many of them are too long.
C. Many of them are not printed out.
D. Many of them are never read.
What does the writer conclude about e-mail in the last paragraph？
A. It has already made life a lot easier for many businesses.
B. It is not being used enough in business today.
C. It will never replace written communication.
D. It is really useful when people use it properly.
Why did the man phone Intersever Customer Service？
A. He wanted to know what the message means.
B. He didn’t know which button to choose.
C. He wanted to know if he can use his e-mail address while overseas.
What does the woman think about the video？
A. It sounds puzzling.
B. It sounds very interesting.
C. It sounds very dull.
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