It is generally believed that teaching is ____  it is a science.

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• 1The home improvements have taken what little there is ____ my spare time .

  A.from

  B.in

  C.of

  D.at

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• 2We didn’t plan our art exhibition like that but it____ very well .

  A.worked out

  B.tried out

  C.went on

  D.carried on

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• 3The Parkers bought a new house but ____ will need a lot of work before they can move in .

  A.they

  B.it

  C.one

  D.which

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• 4Selecting a mobile phone for personal use is no easy task because technology ____ so rapidly.

  A.is changing

  B.has changed

  C.will have changed

  D.will change

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• 5As we joined the big crowd I got ____ from my friends .

  A.separated

  B.spared

  C.lost

  D.missed

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• 6The warmth of ____ sweater will of course be determined by the sort of ____ wool used.

  A.the ;the

  B.the ；不填

  C.不填；the

  D.不填；不填

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• 7I ____ ping —pong quite well ,but I haven’t had time to play since the new year .

  A.will play

  B.have played

  C.played

  D.play

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• 8A computer can only do ____ you have instructed it to do .

  A.how

  B.after

  C.what

  D.when

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• 9Visitors ____ not to touch the exhibits .

  A.will request

  B.request

  C.are requesting

  D.are requested

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• 10I was really anxious about you .You  ____ home without a word .

  A.mustn’t leave

  B.shouldn’t have left

  C.couldn’t have left

  D.needn’t leave

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