.The former Olympic champion was________in the quarterfinals last night when he

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.
The former Olympic champion was________in the quarterfinals last night when he lost 0-2 at home.

A．knocked off

B．knocked out

C．knocked down

D．knocked over

答案

解析

举一反三

.
Heavy drinking used to be acceptable, but as drunken driving has caused so many tragedies public opinion is no longer________.

A．accurate

B．tolerant

C．appropriate

D．reliable

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.
It is difficult for any of us to eat better, exercise more, and sleep enough,________ we know we should.

A．because

B．even if

C．unless

D．before

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.
It was the training________he had at school________made him good jumper.

A．what; what

B．what; that

C．that; that

D．that; which

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.
. ________each other for long , the two brothers decided to meet soon.

A．Not having seen

B．Not seen

C．Have not seen

D．Not seeing

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.
I hardly forget the time _________we took a training course in England.

A．which

B．when

C．that

D．what

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