We find that some birds ________ twice a year between hot and cold countries.

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• 1Connie was told that if she worked too hard, her health would ________.

  A.deteriorate

  B.descend

  C.degrade

  D.decay

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• 2Her jewelry ________ under the spotlights and she became the dominant figure at the ball.

  A.glared

  B.glittered

  C.blazed

  D.dazzled

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• 3________ that the demand for power continues to rise at the current rate, it will not be long before traditional sources become inadequate.

  A.Concerning

  B.Ascertaining

  C.Assuming

  D.Regarding

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• 4The person who ________ this type of approach for doing research deserves our praise.

  A.originated

  B.speculated

  C.generated

  D.manufactured

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• 5With prices ________ so much, it is difficult for the school to plan a budget.

  A.vibrating

  B.fluctuating

  C.fluttering

  D.swinging

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• 6As visiting scholars, they willingly ________ to the customs of the country they live in.

  A.submit

  B.conform

  C.subject

  D.commit

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• 7More than 85 percent of French Canada’s population speaks French as mother tongue and ________ to the Roman Catholic faith.

  A.caters

  B.adheres

  C.ascribes

  D.subscribes

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• 8The professor found himself constantly ________ the question: “How could anyone do these things、”

  A.presiding

  B.poring

  C.pondering

  D.presuming

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• 9Weeks ________ before anyone was arrested in connection with the bank robbery.

  A.terminated

  B.elapsed

  C.overlapped

  D.expired

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• 10In order to prevent stress from being set up in the metal, expansion joints are fitted which ________ the stress by allowing the pipe to expand or contra ct freely.

  A.relieve

  B.reconcile

  C.reclaim

  D.rectify

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