Someresearchersbelievethatther

Some researchers believe that there is no doubt a cure for AIDS will be found.

A．which

B．what

C．that

D．whether

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According to a recent survey, children spent up to 25 hours a week TV.

A．to watching	B．to watch
C．watching	D．watch

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Smoking is the topic we are going to talk at the meeting.

A．about that	B．about which
C．with that	D．in that

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Both villages ____ very beautiful, attracting people from all over the country.

A．has

B．have

C．are

D．is

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He used to computer games, but now he is used to a walk after supper.

A．play, taking	B．playing, taking
C．play, take	D．playing, take

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Our teachers often ask us ____ over the answers carefully before handing in our papers.

A．go

B．going

C．to go

D．gone

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