The basic rock material is referred to ______.

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• 1Now a person works for a certain amount of money _____ he can pay for food and clothing.

  A.in case

  B.so that

  C.as to

  D.such as

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• 2Scientists predict that the world’s known oil resources will _____ early in the next century.

  A.run off

  B.run out

  C.run up

  D.run over

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• 3The environmental costs were regarded more as temporary inconveniences than as _____ liability.

  A.imaginative

  B.peculiar

  C.persistent

  D.original

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• 4According to government mandate in the Lion City, tipping is not ______.

  A.admitted

  B.remitted

  C.permitted

  D.emitted

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• 5We hire and ______ people mainly for their ability to do business.

  A.proceed

  B.progress

  C.promise

  D.promote

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• 6The oil industry of India ______ two World Wars and withstood the economic, social and political upheavals of a particularly troubled century.

  A.survived

  B.has survived

  C.was survived to

  D.has been surviving

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• 7Although baleen whale may weigh ______ twenty elephants, it feeds on sea plants and animals.

  A.so much to

  B.as much to

  C.so much as

  D.as much as

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• 8Man uses the energy for everything from flying to the moon to ______ about it.

  A.think

  B.thought

  C.thinking

  D.will think

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• 9_______ his arms over his head, Lincoln declared he was the “big buck of the lick.”

  A.Wave

  B.Waving

  C.Waved

  D.Been waved

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• 10______ retire are still able to receive pension that they have paid into the social security system during their working days.

  A.Most people

  B.since most people

  C.Most people are

  D.Most people who

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