问题
解答题
北京到青岛的铁路长约900千米，一列火车4小时行驶了全程的
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答案
4÷
=4×3=12（小时）；1 3
答：从北京到青岛大约需12小时．
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北京到青岛的铁路长约900千米，一列火车4小时行驶了全程的
|
4÷
=4×3=12（小时）；1 3
答：从北京到青岛大约需12小时．
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| What would life be like without television? Would you spend more time 1 , reading, or studying? Well, now it's your chance to turn off your TV and 2 ! TV-Turnoff Week is here. The goal of TV-Turnoff Week is to let people leave their TV sets 3 and participate in activities 4 drawing to biking.The event was founded by TV-Turnoff Network, a non-profit organization which started the event in 1995. In the 5 , only a few thousand people took part. Last year more than 7.6 million people participated, 6 people in every state in America and in more than 12 other countries! This is the 11th year in which 7 are asking people to "turn off the TV and turn on 8 ." According to the TV-Turnoff Network, the average 9 in the US spend 10 time in front of the TV (about 1,023 hours per year) than they do in school (about 900 hours per year). Too much TV 11 has made many kids grow fat. 12 , in 2001's TV-Turnoff Week, US Surgeon General David Satcher said, "We are raising the most 13 generation of youngsters in American history. This week is about saving lives." Over the years, studies have shown that watching a lot of TV 14 poor eating habits, too little exercise, and violence.Frank Vespe of the TV-Turnoff Network said that turning off the TV "is or 15 , part of a healthy lifestyle". "One of the great lessons of 16 TV-Turnoff Week is the realization that 17 I turn on the TV, I'm deciding not to do something else," Vespe said. TV-Turnoff Week seems to be making a 18 . Recent US Census (人口普查) data 19 that about 72 percent of kids under 12 have a limit on their TV time. That's 20 about 63 percent ten years ago. | ||||
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