______ is NOT a warning sign of an AIDS infection.
A. Shedding blood
B. Always feeling tired
C. Unexplained weigh loss
D. Uncontrolled expulsion of body wastes
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The memorable evening include all the following EXCEPT ______.
A. fireworks
B. singing together a famous song
C. a solo by a famous singer
D. the holding of the World Cup by Deschamps
Sometimes cooling systems have to be installed ______.
A. to keep the computer from becoming too hot
B. in order to save power
C. because they are necessary for a modern computer to work efficiently
D. to ensure the normal working of a mini-computer
The fifth paragraph is mainly about ______.
A. the results of an AIDS infection
B. the possible symptoms of an AIDS infection
C. how the AIDS virus is spread
D. the diseases AIDS patients easily have
What do you think most slaves thought about living and working on ranches？
A. They liked it so much they were going to find others to bring back.
B. They were unhappy and wanted to leave.
C. They wanted to buy slaves and start ranches of their own.
D. They were happy to work there.
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