地球一小时。DID you turn off the lights in your house on Saturday? The Earth Hour of 2010 started at 8:30 pm on March 27. Earth Hour started in 2007. People turn off lights for an hour in March every year ……

地球一小时。DID you turn off the lights in your house on Saturday? The Earth Hour of 2010 started at 8:30 pm on March 27. Earth Hour started in 2007. People turn off lights for an hour in March every year ……

Turn on switch 1 and leave it on for a few minutes, then turn it off. Turn on switch 2 and open the door. If the light bulb is on, switch 2 controls it. If it is off and warm, switch 1 controls ……

redwaste paper; switch lights off; recycle glass;drop litter(乱扔垃圾); leave taps on; walk to school;use... for a long timeAnswers: Good things to do/green: use things again, plant a tree, switch lights off ……

Turning off our lights for the Earth HourABOUT 20 Chinese cities joined a worldwide event on March 28 to turn off lights of major buildings for one hour. Tens of thousands of Chinese showed ……

to switch off or dim (使昏暗) their street lights after midnight, according to the UK Labor Party...-energy lighting rather than switching off street lights.” ……

) that people cannot live in it.Earth Hour地球一小时The Earth Hour of 2010 will be at 8:30 pm on March 27. Please remember to turn off the lights in your house. Earth Hour started in 2007. People turn off lights ……

请熄灯一小时吧！词数 340 建议阅读时间 6分钟 课件和教案见网站 测试见7版DID you turn off your lights from 8:30 pm to 9:30 pm... from the government."From 8:30 pm to 9:30 pm on March 28, please turn off your lights to save energy ……

一小时) 2009. Earth Hour started in 2007. People turn off lights for an hour in March every year. They do this to save3 the Earth. People in 1,189 cities of 84 countries turned off their lights. Did you turn ……

Turning off our lights for the Earth Hour ABOUT 20 Chinese cities joined a worldwide event on March 28 in which they turned off lights of major buildings for one hour. Tens of thousands of Chinese ……

every year. People turn off their lights for an hour of the day to save energy for Earth.In 2007, 2...你准备好关灯了吗？词数 160 建议阅读时间 4分钟ARE you going to turn off the lights in your house this Saturday ……

room is a real dump."3. Hit the lights! (把灯关了（打开）): "turn off the lights," from the related expression "hit the light switch" meaning either turn the lights on or off ……

Earth Hour started in Sydney on March 31, 2007. It calls on families and 2. _____ to turn off the 4. _____ from 20:30 to 21:30 on the last Saturday night of March. A year later, Earth Hour ……

DID you turn off the lights in your house on Saturday?March 23 marked (标志) the sixth annual Earth... off their non-essential (不重要的) lights for one hour. It aims to raise awareness about the worldwide ……

, detects footprints to switch on lights, and calls the police if it senses someone walking on it when... the heating or lighting automatically, or set off an alarm if it registers unauthorized ……