题目内容：

 

Percent of the students	22%	50%	28%
How often	every day	once a week	twice or three times a week
How long	less than 1 hour	1 to 2 hours	more than 2 hours

 

 

1.How often do 22% of the students watch TV?

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2.How long do 50% of the students watch TV each time?

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3.How many students watch TV twice or three times a week?

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