The word “it” in paragraph 2 (line 15) refers to

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• 1The black-and –blue symptom of a sprain means

  A.pressing one’s ankle

  B.a tight bandage

  C.applying a cold pack

  D.bleeding under the skin

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• 2A sprain is caused by

  A.blood vessels being hurt in the foot

  B.ligament fibers of a joint being twisted

  C.constantly changing body temperature

  D.elevating one’s ankle

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• 3Which of the following is NOT true of working class Americans、

  A.They work long hours.

  B.They live from paycheck to paycheck.

  C.They don’t want to be healthy eaters.

  D.They want to save money for their children.

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• 4What does the survey indicate、

  A.Many poor Americans want large portions.

  B.Twenty percent Americans want smaller portions.

  C.Fifty seven percent Americans earn $150,000 per year.

  D.Twenty three percent Americas earn less than $25,000 per year.

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• 5What happened in the 1970s、

  A.The US government recommended the amount of food a restaurant gave to a customer.

  B.Health experts persuaded restaurants to serve smaller portions.

  C.The United States produced more grain than neede

  D.D.The American waistline started to expand.

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• 6Once the initial cold pack is removed, what is to be done、

  A.Begin bandaging the ankle

  B.Wait 30 minutes and then reapply the pack for 20 minutes

  C.Keep the ankle in a position lower than your heart

  D.Wait 20 minutes and then reapply the ice pack for 30 minutes

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• 7The main idea of the passage is to explain

  A.how to treat a sprained ankle

  B.how a sprain occurs

  C.how to bandage an injured foot

  D.how to reduce the temperature of a wounded area

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• 8“...we will need to cure our addiction to oil.” Why does the author say so、

  A.Most of the energy on Earth comes from the Sun.

  B.Oil supply is increasing all the time.

  C.Demand for oil is increasing all the time.

  D.Oil supply is decreasing.

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• 9Which of the following statements is NOT meant by the author,according to the second paragraph、

  A.Wood wets the fuel of choice before coal.

  B.The use of coal is declining.

  C.Coal is the most environmentally unfriendly fuel next to oil.

  D.Coal reserves are plentiful and will be likely to become the major fuel of choic

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• 10Which country is the biggest consumer of petroleum、

  A.The United States.

  B.Russia.

  C.Norway.

  D.Venezuela.

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