The word "its" in the second paragraph refers to

试卷相关题目

• 1Glucose cannot be turned into energy in the body

  A.without diabetes.

  B.without sugar.

  C.without insulin.

  D.without food.

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• 2There are more men physicians than women physicians in the US

  A.Right

  B.Wrong

  C.Not mentioned

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• 3Anyone with a medical degree can set up a medical practice in the US

  A.Right

  B.Wrong

  C.Not mentioned

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• 4Physicians in the US are poorly rewarded for their work

  A.Right

  B.Wrong

  C.Not mentioned

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• 5Becoming a physician in the US costs considerable time and money.

  A.Right

  B.Wrong

  C.Not mentioned

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• 6With diabetic retinopathy, the damaged blood vessels in the retina

  A.are stronger than what they used to be.

  B.cannot be properly replaced.

  C.are more likely to break than the new ones.

  D.may return to normal again.

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• 7The worst eye damage induced by diabetes is

  A.blurred vision.

  B.black spots.

  C.blindness.

  D.flashing lights.

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• 8To slow down eye damage, people with diabetes should try to

  A.use as many medications as they can.

  B.eat as little as possible.

  C.wear glasses as often as possible.

  D.keep their blood sugar under tight control

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