The split between humans and living apes is thought by some scholars ____ 15 to 20 million years ago.

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• 1Earth is believed ______ by an object the size of Mars at some point in the distant past before its surface cooled.

  A.to be hit

  B.to have hit

  C.to have been hit

  D.to hit

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• 2Bell is considered _____ the first phone in 1896.   

  A.inventing

  B.having invented

  C.to invent

  D.to have invented

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• 3The novel gone with wind is said _____ into several language.

  A.to translate

  B.being translated

  C.having been translated

  D.to have been translated

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• 4Five people were reported _____ in the accident.

  A.killing

  B.to be killed

  C.killed

  D.to have been killed

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• 5The Chinese ship, Tianyu 8, was reported ______ off the east coast of Kenya in November, 2008.

  A.to be attacked

  B.to have been attacked

  C.to be attacking

  D.to have been attacking

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• 6I would love ______ to the party last night but I had to work extra hours to finish a report.    

  A.to go

  B.to have gone

  C.going

  D.having gone

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• 7Here we found little snow, as most of it seemed ________ blown off the mountain.

  A.to have been

  B.be

  C.that it was

  D.that it had been

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• 8Mr Caraway is said _____ . Who do you know has succeeded him?

  A.to have retired

  B.to be retiring

  C.to retire

  D.having retired

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• 9He is said _________ his homework when the class teacher entered the classroom.

  A.to do

  B.doing

  C.to have finished

  D.to finish

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• 10Most of his books are said ______ into several languages already.

  A.to be translated

  B.being translated

  C.to have been translated

  D.translate

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