The video cameras were used to catch the dogs’ responses be-最需题库

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1From the advertisements above, we can learn that ____ .
A.Globe Insurance Company has a history of 51 years
B.as a medical transcriptionist, you may earn $ 25,000 a month
C.Bradford Pulications offers a treatment to hearing impaired parents
D.you can visit www. aic. com when you invent a new model of hearing aid
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2According to the information above, if your child has hearing problems, you can turn to ____.
A.At-Home Profession Corp.
B.Globe Insurance Company
C.Bradford Pubbcations
D.American Inventors Corp.
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3Necessary conditions for life on Mars mentioned in the passage may include ____ .
A.lava and energy
B.water and radiation from space
C.gases and lava
D.water and protection from radiation
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4According to the passage, Dr. Clarke was so excited because ____ .
A.such caves could provide energy for life
B.they had finally found the caves on Mars
C.such caves would be perfect places to hunt for life
D.scientists had long been looking for these caves
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5We can learn from the passage that ____ .
A.water has already been found on Mars
B.the scientists found all the caves at night
C.it is certain that there is life in these caves
D.the surface of Mars is bitterly cold, radiation-soaked and dry
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6The underlined word“intensity” in the passage means ____ .
A.surprise
B.worry
C.excitement
D.interest
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7When there are no stimuli, a dog will ____.
A.wag to the left
B.wag to the right
C.not wag at all
D.wag to the left and then to the right
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8The underlined word “they” refers to ____ .
A.the dogs
B.the trainers
C.the systems
D.the rescarchers
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9The purpose of doing the experiment is ____ .
A.to train dogs for their owners
B.to help people judge the mood of dogs
C.to help dogs find company
D.to help people choose their pet dogs
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The video cameras were used to catch the dogs’ responses because ____ .

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