,nooneissurewhodiscoveredAmeri

________, no one is sure who discovered America .

A．As a matter of fact	B．As the fact of matter
C．As the matter of fact	D．As a factual matter

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相关试题

The boy's father insisted that the boy __________ badly and that he __________ to the nearest hospital at once.

A．be hurt; should be sent	B．be hurt; should send
C．was hurt; be sent	D．was hurt; would be sent

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My income is rather changeable, but I earn $73 a day __________.

A．on the other hand	B．in particular
C．on the whole	D．on average

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At the last moment, Tom decided to __________ a new character to make the story seem more likely.

A．put up	B．put in
C．put on	D．put off

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The room is very dark. Please __________ the light.

A．switch on	B．switch off
C．put up	D．put down

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The exam results will be __________ on Friday afternoon.

A．put down	B．put up
C．put off	D．put away

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