smog and PM2.5.B. Learn about fog and smog.C. Make the skies blue.D. Protect ourselves from dirty air... people will join us in making a difference. With all our efforts, the blue skies will certainly ……

worked hard to make the air clean and bring blue skies back. For example, Beijing has asked factories...治理空气污染，打赢蓝天保卫战。We all enjoy blue skies. But in recent (最近的) years, blue skies were less common ……

. Learn about fog and smog.C. Make the skies blue.D. Protect ourselves from dirty air.第ⅠI卷 非选择题（共50分... will join us in making a difference. With all our efforts, the blue skies will certainly return ……

."This is just the tropical paradise (天堂) that you dream about," Southall said. "To see the blue skies..., snorkel (潜泳), make friends with the locals and generally enjoy the tropical (热带的) Queensland climate ……

为了保持北京的蓝天,汽车限行令该继续吗?
happier next week as the city will continue a car ban to keep the blue skies. All of Beijing’s private... mistakes in the past. Now we should correct them and return blue skies to our children,” wrote He ……

the leaves and the magic is lostThey tell me your blue skies fade to greyThey tell me your passion's gone... dayWell, you need a blue sky holidayThe point is they laugh at what you sayAnd I don't need ……

the opening of the Games.Beijing started its "Defending the Blue Sky" program in 1998, when the city only saw about 100 days of blue skies. To make the air cleaner, Beijing started to move the major ……

the opening of the Games.Beijing started its "Defending the Blue Sky" program in 1998, when the city only saw about 100 days of blue skies. To make the air cleaner, Beijing started to move the major ……

to 25 percent before the opening of the Games.Beijing started its “Defending the Blue Sky” program in 1998, when the city only saw about 100 days of blue skies. To make the air cleaner, Beijing started ……

: the metro stations filled with crowds, the Bund (外滩) skyline, the sunrise, and the faded (逐渐变暗的) blue skies. Then I began to link places in the city with significant events. The Ferris wheel visible ……

) meeting from Nov 5 to 11, Beijing saw many days of blue skies. “I hope the APEC blue will last.... Gas (尾气) from cars can lead to (导致) smog. Some factories also make the air dirty. Many cities have ……

services make a difference too. The government (政府) needs to make sure there is clean air in cities 80 percent of a year, so you will have 12 more days of blue skies in 2020 than at present ……

last week that officials said could make fiction a reality within this decade. The new Institute... away as a small blue dot orbited by its even smaller moon. NASA's Mars Global Surveyor spacecraft ……

World’s dirty cities ranked in new studyWHILE Chinese cities are fighting for blue skies, cities... Delhi, Patna, Gwalior and Raipur make up the top four spots on the list.New Delhi had an annual ……

a stomachache. Autumn is also a cool season with blue skies and fresh air. So it is a great time for outdoor... for the winter. People will eat food such as meat, dates (枣) and lotus root (莲藕). These foods make our body ……