There are still many problems________before we are ready for a long stay on the moon.

试卷相关题目

• 1Last night, there were millions of people ________the opening ceremony live on TV.

  A.watch

  B.to watch

  C.watched

  D.watching

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• 2The Olympic Games, ________in 776 B.C., did not include women players until 1900.

  A.first holding

  B.to be first held

  C.first held

  D.to be first holding

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• 3I think it a great honor________to hold a game in this city.

  A.to permit

  B.permitting

  C.having permitted

  D.to be permitted

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• 4Something as simple as________vegetables in childhood may help protect you against serious illness in later life.

  A.to eat

  B.eating

  C.to be eating

  D.eaten

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• 5Laura was away from Paris for over a week.When she got home, there were a pile of e-mails________for her.

  A.waited

  B.to wait

  C.waiting

  D.was waiting

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• 6The lecture________,a lively question-and-answer session followed.

  A.being given

  B.having given

  C.to be given

  D.having been given

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• 7When it comes to________in public, no one can match him. 

  A.speak

  B.speaking

  C.being spoken

  D.be spoken

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• 8He is thought________foolishly.Now he has no one but himself to blame for losing the job.

  A.to act

  B.to have acted

  C.acting

  D.having acted

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• 9There’s a note pinned to the door________when the shop will open again.

  A.saying

  B.says

  C.said

  D.having said

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• 10The manager was satisfied to see many new products________after great effort.

  A.having developed

  B.to develop

  C.developed

  D.develop

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