At times, the balance in nature is ________,resulting in a number of possibly unforeseen effects.

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• 1You should ________ the whole affair, but don't judge it only by your experience.

  A.analyze

  B.resemble

  C.concentrate

  D.substitute

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• 2— Don't ________ your friends' trust or you will lose friendship.— What you said is right.

  A.satisfy

  B.excite

  C.witness

  D.betray

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• 3During the summer vacation, several provinces have ________distance learning to help their teachers toimprove their teaching skills and update their professional knowledge.

  A.attended

  B.adopted

  C.adapted

  D.admitted

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• 4The young boy has a variety of hobbies, which ________ from classical music to online games.

  A.change

  B.vary

  C.extend

  D.range

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• 5I'd prefer to ________ my judgement until I find all the evidence.

  A.show

  B.express

  C.pass

  D.reserve

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• 6The invention of the computer may help to________the development of the economy all over the world.

  A.assign

  B.accelerate

  C.accumulate

  D.accommodate

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• 7A local woman has given her nine month baby a second life by ________ part of her liver on Sunday.

  A.distributing

  B.giving

  C.supplying

  D.donating

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• 8Tom, ________ yourself. Did you forget the school rules?

  A.behave

  B.enjoy

  C.perform

  D.conduct

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• 9— Would you like to go camping with me when the summer holiday comes?— I really dislike camping, but I will ________ you if you insist.

  A.company

  B.companion

  C.accompany

  D.compare

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• 10In order to gain a bigger share in the international market, many state run companies are ________tomake their products more competitive.

  A.starving

  B.struggling

  C.playing

  D.gathering

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