By the year 200, scientists probably ______ an effective treatment for cancer.
A. will have discovered
B. are discovering
C. will be discovering
D. have discovered
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What advice might Cartwright give to those who sometimes have bad dreams？
A. Lead your life as usual.
B. Seek professional help.
C. Exercise conscious control.
D. Avoid anxiety in the daytime.
What can we learn from the passage？
A. The coffee debate will go on.
B. Coffee is not so bad for people.
Caffeinated coffee is good.
D. We should throw our habits of drinking coffee.
Researchers are finding that______
A. heart disease and cancer are the most common killers of human being
B. blood pressure and brain function are decided by cycles of sun, moon and seasons
C. the functions of human bodies have much to do with nature
D. any change in human bodies goes systematically with changes in the environment
A．interestB．upsetC．exciteD．scare
A. interest
B. upset
C. excite
D. scare
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