In paragraph 4, "a fruitless search" means______.
A. an effort with no results
B. a search for a diet without fruits
C. a research on fruitless diets
D. a diet serving as medicine
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How long will the students stay in the museum？
A. One hour.
B. One and a half hours.
C. Two hours.
If you want to use Windows 2000, but your computer only has 64 MB, what will you have to do？
A. Enlarge its RAM to at least 256 MB
B. Put in good software in your computer.
C. Enlarge its RAM to at least 128 M B
D. Buy a new computer.
Which of the following would be a correct expression of an interest rate as stated in the
A. Four
B. 0.04
C. 4
D. 4/100
In paragraph two, "this purpose" refers to______.
A. exchanging messages with ships at sea
B. communication across oceans
C. sending and receiving the picture
D. instant communication with moving vehicles
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