_____ such heavy pollution already, it may now be too late to clean up the river.

试卷相关题目

• 1_____ many times, he finally understood it.

  A.Told

  B.Telling

  C.Having taken

  D.Having been told

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• 2_____ warned of the danger of losing his way in the jungle, he still wanted to have an adventure.    

  A.To be

  B.Being

  C.Having been

  D.Having

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• 3_______ in London for so many years, you must learned a lot about English culture.

  A.to live

  B.To have lived

  C.Having lived

  D.Living

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• 4Dina,_______ for months to find a job as a waitress,finally took a position at a local advertising agency.    

  A.struggling

  B.struggled

  C.having struggled

  D.to struggle

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• 5____ their work, they had a rest.

  A.Having finished

  B.Finished

  C.Having been finished

  D.Finishing

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• 6When the rescue workers arrived, they were sad to see what _____ of the relics after the big fire.

  A.was remained

  B.remained

  C.was made

  D.made

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• 7_____ in the queue for half an hour, the old man suddenly realized be had left the cheque in the car.

  A.Waiting

  B.To wait

  C.Having Waited

  D.To have waited

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• 8_____ a reply, he decided to write again.

  A.Not receiving

  B.Receiving not

  C.Not having received

  D.Having not received

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• 9_____ at college for 3 years, she knows the place very well.

  A.To have studied

  B.Having studied

  C.Studying

  D.Studied

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• 10— Do you like the material?     — Yes, it _____ very soft.       

  A.is feeling

  B.felt

  C.feels

  D.is felt

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