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.
查看答案
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
【C1】
A. although
B. while
C. therefore
D. then
It can be inferred from the last paragraph that ______.
A. your computer will always keep safe the important information
B. computer problems are easy to deal with
C. you will have to replace your computer system sooner or later
D. you must change your system regularly
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