Behavior. problems of dogs are believe to ________.
A. be just part of their nature
B. worsen in modern society
C. occur when they go wild
D. present a threat to the community
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If you suspect that the illness might be serious, you should not ________ going to
A. pick out
B. make out
C. put off
D. give off
At a lower level of comprehension, readers tend to ________.
A. read a text slowly
B. read without thinking hard
C. interpret a text in their own way
D. concentrate on the meaning of words only
The computer has brought about surprising technological changes ________ we organize and produce information.
A. in a way
B. in the way
C. in that way
D. in no way
Which of the following is the main idea of the passage？ ________.
A. Evolution has equipped all creatures with a regular pattern of sleeping and waking.
B. The study of sleep is an important part of the evolutionary theory.
C. Sleeping patterns must be taken into consideration in the designing of robots.
D. The sleeping pattern of a living creature is determined by the food it eats.
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