The experiment cannot（  ）because the equipment（  ）。

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• 1The building of a new airport（  ）and it（  ）soon。

  A.was agreed on，wasto start

  B.had agreed on, would to start

  C.has been agreed on, is goingto start

  D.agreed, has been started.

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• 2May I have a look at your picture? Sorry, but it（  ）in the drawer。

  A.waslocked up

  B.has been locked up

  C.had been locked up

  D.locked up

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• 3At last he（  ）to Oxford University as a visiting scholar。

  A.has been invited

  B.had beat invited

  C.was invited

  D.wasbeing invited

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• 4Last week the teacher, as well as a number of students，（  ）to attend the party。

  A.was asked

  B.had been asked

  C.be asked

  D.were asked

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• 5I can hear cries for help,I believe someone（  ）by street gangs。

  A.is attacked

  B.be attacked

  C.isbeing attacked

  D.been attacked

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• 6I can not make oat the instruction on the bottle because it（  ）。

  A.is printed in smallletters

  B.was printed insmall letters

  C.has been printed in small letters

  D.is being printed in small letters

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• 7The man was sent to prison for six months, because he（  ）guilty of theft。

  A.found

  B.is found

  C.has been found

  D.had been found

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• 8Although scientists have studied the Earth for many centuries, theories about its origin（  ）。

  A.is still widely discussed

  B.has still widely discussed

  C.will be still widelydiscussed

  D.are still widely discussed

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• 9The expressway on which we drive to work（  ）on Monday。

  A.isalways crowded

  B.are always crowded

  C.have been always crowded

  D.is being crowded

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