It can be inferred from the passage that white can be produced by
A. mixing different proportions of magenta, green and red
B. mixing equal proportions of green, red and blue
C. mixing different proportions of cyan, yellow and blue
D. mixing equal proportions of black, red and green.
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One can always rely on him to be polite and do the right thing.
A. live on
B. depend on
C. live off
D. believe in
A．Road accidents.B．Street violence.C．Drug abuse.D．Lung cancer.
A. Road accidents.
B. Street violence.
C. Drug abuse.
D. Lung cancer.
A．Ho dines out with his wife every weekend.B．He is excellent but looks bad-temper
A. Ho dines out with his wife every weekend.
B. He is excellent but looks bad-tempered.
C. He does not care about his appearance.
D. He is not quite popular with his patients.
Which of the following statements is NOT true？
A. The sensor is multi-functional.
B. Without a computer, the sensor cannot do much.
C. The sensor will detect fire and make an emergency call.
D. You can be taken for an intruder if you tamper with the lock or with a window.
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