Who ________ a theory about black holes?

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• 1That salesman _____ me to buy his watch, but it doesn't work well now.

  A.persuaded

  B.preferred

  C.suggested

  D.expected

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• 2All the employees at the company are _______ their business as usual.

  A.going for

  B.going through

  C.going about

  D.going by

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• 3After years of overwork, my father's health ____ and he had to retire from business.

  A.broke out.

  B.broke up.

  C.broke down.

  D.broke off.

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• 4I was about to walk over to Tom's seat when he ____ and left.

  A.got up

  B.tuned up

  C.kept up

  D.came up

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• 5---Have you received Jack's plan? ---Yes, but I don't think his plan is _____．

  A.worth being considered

  B.worthy to be considered

  C.worthy of considering

  D.worth to be considered

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• 6— What do you think I should do? — I think you should call him back_______.

  A.in every respect

  B.with respect

  C.out of respect

  D.in several respects

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• 7The invention of steam engine greatly sped up the industrial revolution, which _____ a lot to the take-off of the world.

  A.led

  B.contributed

  C.constructed

  D.exposed

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• 8A small part the population are believed to have no _________ to the health care in the west rural area of the country.  

  A.aid

  B.basis

  C.access

  D.belief

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• 9Few countries _________ the independence of that country.

  A.realize

  B.recognize

  C.receive

  D.announce

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• 10I ____to her for stepping on her foot.

  A.apologized

  B.excused

  C.explained

  D.owed

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