According to the article, given 500

单选题 According to the article, given 500 adult Americans, ___________people will have a weight problem.

A、 30

B、 50

C、 100

D、 150

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单选题 It is suggested in Paragraph 4 that cats and dogs____________.

A、 have common interests

B、 are less different than was thought

C、 have a common body language

D、 are less intelligent than was expected

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单选题 The physical problem that many adult Americans have is that___________.

A、 they are too slim

B、 they work t00 hard

C、 they are too fat

D、 they lose to0 much body fat

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单选题 Modern scientific researches have reported to us that_____________.

A、 fat people eat less food and are less active

B、 fat people eat more food than slim people and are more active

C、 fat people eat more food than slim people but are less active

D、 thin people run less, but have greater increase in food intake

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单选题 What is found surprising about cats and dogs?

A、 They eat and sleep each other.

B、 They observe each other's behaviors.

C、 They learn to speak each other’s language.

D、 They know something from each other's voices.

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单选题 Is there any scientific evidence to support that eating to much is the cause of a weight problem?

A、 Yes, there is plenty of evidence.

B、 Of course, there is some evidence to show this is true.

C、 There is hardly any scientific evidence to support this.
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D、 We don't know because the information is not given.

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单选题 In comparison with the adult American population today, the Americans of the 1910s________.

A、 ate more food and had more physical activities

B、 ate less food but had more activities

C、 ate less food and had less physical exercise

D、 had more weight problems

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单选题 Some cats and dogs may fight when___________.

A、 they are cold to each other

B、 they look away from each other

C、 they misunderstood each other 's signals

D、 they are introduced at an early age

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单选题 The underlined word "'swimmingly" in Paragraph 1 is closest in meaning to_________.

A、 early

B、 sweetly

C、 quickly

D、 smoothly

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