Too much ____to Xrays can cause skin burns, cancer or other damage to the body .

试卷相关题目

• 1No matter how angry he was he would never ____ to violence.

  A.resolve

  B.resign

  C.exert

  D.resort

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• 2The police officer issued a ____ for the man’s arrest.

  A.legend

  B.parcel

  C.receipt

  D.warrant

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• 3The club members voted to ____ the ban on smoking.

  A.refrain

  B.recess

  C.resides

  D.repeal

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• 4The story that follows ____ two famous characters of the Rocky Mountain gold rush days.

  A.concerns

  B.states

  C.proclaims

  D.relates

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• 5Man’s understanding and his mastering of matter and energy ____ his claim to superiority; provide him with the basis for enriching and deepening human experience.

  A.designate

  B.deserve

  C.justify

  D.illustrate

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• 6The manager gave one of the salesgirls an accusing look for her ____ attitude toward customers.

  A.impartial

  B.mild

  C.hostile

  D.opposing 

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• 7When confronted with such questions ,my mind goes ____, and I can hardly remember my own date of birth.

  A.dim

  B.blank

  C.faint

  D.vain 

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• 8When he had finished playing,the child was made to ____ all the toys he had brought out everywhere .

  A.put away

  B.put up

  C.put out

  D.put off

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• 9The survival ____ of the seedlings was so low that the experimentersalmost lost their hope .

  A.ratio

  B.degree

  C.duty

  D.rate 

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• 10His son expected to ____ a business.

  A.reside

  B.construct

  C.eliminate

  D.set up

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