One of the reasons why VCRs are so difficult to use is that ________.

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• 1According to the passage before a VCR is cold on the market, its original model should be tried out ________.

  A.among ordinary consumers who are not technically minded

  B.among people who are technically minded

  C.among experienced technicians and potential users

  D.among people who are in charge of public relations

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• 2It seems that manufacturers will remain reluctant to make improvements unless ________.

  A.they can do so as a very low cost

  B.they find their machines hard to operate

  C.they have difficulty selling their products

  D.they receive a lot of complaints about their machines

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• 3According to the author, manufacturers ________.

  A.should add more useful features to their machines

  B.often fail to make their products easy to use

  C.should make their appliances as attractive as possible

  D.often fail provide proper training in the use of their products

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• 4The author had trouble operating his VCR because ________.

  A.he had neglected the importance of using the timer

  B.the machine had far more technical features than necessary

  C.he had set about using it without proper training

  D.its operation was far more difficult than the designer intended it to be

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• 5According to the passage, which of the following statements is TRUE、

  A.Future man will be made of silicon instead of flesh and blood.

  B.Some day it will be difficult to tell a computer from a man.

  C.The reasoning power of computers has already surpassed that of man.

  D.Future intelligent life may not necessarily be made of organic matter.

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• 6The police accused him of setting fire to the building but the denied ________ in the area on the night of the fire.

  A.to be

  B.to have been

  C.having been

  D.be

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• 7The schoolmaster ________ the girl’s bravery in his opening speech.

  A.applauded

  B.enhanced

  C.elevated

  D.clapped

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• 8The place did not appear to be popular, for it was completely deserted, and in any case ________ to traffic.

  A.inadequate

  B.inaccessible

  C.incompatible

  D.insignificant

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• 9One of the requirements for a fire is that the material ________ to its burning temperature.

  A.is heated

  B.will be heated

  C.be heated

  D.would be heated

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• 10The secret agent concealed her mission, therefore many local people were ________ was a good person.

  A.betrayed

  B.driven

  C.deceived

  D.convinced

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