Some crops are relatively high yielders and could be planted in preference to others to ________ the food supply.

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• 1If you want to get into that tunnel, you first have to ________ away all the rocks.

  A.haul

  B.repel

  C.dispose

  D.snatch

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• 2Executives of the company enjoyed an ________ lifestyle of free gifts, fine wines and high salaries.

  A.exquisite

  B.extravagant

  C.exotic

  D.eccentric

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• 3Since a circle has no beginning or end, the wedding ring is accepted as a symbol of ________ love.

  A.successive

  B.consecutive

  C.eternal

  D.insistent

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• 4It is reported that thirty people were killed in a ________ on the railway yesterday.

  A.collision

  B.collaboration

  C.corrosion

  D.confrontation

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• 5The police have installed cameras at dangerous road ________ to film those who drive through red traffic lights.

  A.trenches

  B.utilities

  C.pavements

  D.junctions

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• 6Astronomers at the University of California discovered one of the most distant ________.

  A.paradoxes

  B.paradises

  C.galaxies

  D.shuttles

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• 7Many great scientists ________ their success to hard work.

  A.portray

  B.ascribe

  C.impart

  D.acknowledge

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• 8The sign set up by the road ________ drivers to a sharp turn.

  A.alerts

  B.refreshes

  C.pleads

  D.diverts

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• 9The doctors don’t ________ that the patient will live much longer.

  A.monitor

  B.manifest

  C.articulate

  D.anticipate

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• 10Call your doctor for advice if the ________ persist for more than a few days.

  A.responses

  B.signals

  C.symptoms

  D.reflections

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