大学英语大学英语大学英语四级(CET4)大学英语四级模拟题18

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• 41The conversation was so interesting that we were ____ of the lateness of the hour.

  A.negligible

  B.inattentive

  C.irrelevant

  D.oblivious

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• 42The rainbow is one of the most beautiful ____ in nature.

  A.phenomenon

  B.phenomena

  C.appearance

  D.experience

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• 43It is ____ that nowadays fiber is considered to be an important part of a healthy diet.

  A.serious

  B.great

  C.significant

  D.vital

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• 44The performance will begin ____ at eightthirty.

  A.precisely

  B.consequently

  C.accordingly

  D.exceedingly

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• 45Mr.Smith, a chemistry teacher, never stops ____ new and better ways to improve his teaching.

  A.discovering

  B.looking for

  C.searching for

  D.finding out

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• 46People greatly differ ____ their views of life.

  A.from

  B.to

  C.at

  D.in

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• 47The geographical location of Hubei is quite favorable for agricultural production. It's ____ the land of fish and rice.

  A.famous for

  B.known by

  C.known as

  D.known to

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• 48The officials called for an immediate ____ to determine the cause of the accident.

  A.investigation

  B.preparation

  C.notification

  D.obligation

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• 49People usually ____ certain foods by keeping them in a refrigerator or freezer.

  A.store

  B.hold

  C.keep

  D.preserve

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• 50The girl carefully ____ every mispelled word on the page.

  A.surrounded

  B.draw

  C.encircled

  D.place

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