On Sunday , April 22, people all over the world take time out to appreciate ( 珍惜 ) the earth that we all share. It’s Earth Day, a special day to learn about our planet ( 星球) and how to take care of it.
On Earth Day, some people listen to speeches about the environment. Others help clean up their offices or save water and electricity at home. Your parents may even decide to take a day off from driving their cars.
The idea for Earth Day came from a U.S. Senator (参议员) ，who was worried about pollution and the health of plants and animals. And the idea quickly caught on ( 流行起来). In 1970, the first Earth Day was celebrated. More than 20 million people in cities all over the U.S. took part . Since then, Earth Day has been used to educate people about their role in taking care of our planet.
Now , Earth Day has become a global celebration. In 1990, 200 million people from 140 countries took part in clean-ups, tree planting and other environmental events on Earth Day
【小题1】When is Earth Day?
【小题2】Who came up with the idea for Earth Day?
【小题3】How many people celebrated the first Earth Day in 1970 ?
【小题4】Is Earth Day popular around the world now ?
【小题5】What is Earth Day?
解析：
【小题1】April 22.
【小题2】A U.S.Senator.
【小题3】More than 20 million.
【小题4】Yes , it is
【小题5】It’s a special day to learn about our planet and how to take care of it.
试题分析：
4月22日星期日是地球日，在这一天，世界人民拿出一天时间去珍惜我们共同拥有的地球。地球日是一个让我们了解地球和如何爱惜地球的特殊日子。地球日的想法出自一名美国议员，他非常担忧人口和动植物的健康。人们在这一天会听关于环境的演讲，会打扫办公室或在家节约水电。第一届地球日是在1970年，来自美国各城市的2000多万的人们参加了此次庆祝活动，如今，地球日也成为全球人民的庆祝日。
小题1:考查连词。句意：地球日是哪一天？根据On Sunday , April 22, people all over the world take time out to appreciate ( 珍惜 ) the earth that we all share.4月22日星期日，世界人民拿出一天时间去珍惜我们共同拥有的地球，可知地球日是4月22日星期日，故填April 22。
小题2:考查虚拟语气。句意：谁想出地球日这个主意的？根据The idea for Earth Day came from a U.S. Senator地球日的想法出自一名美国议员 ，故填A U.S.Senator。
小题3:考查形容词。句意：1970年有多少人庆祝第一届地球日？根据More than 20 million people in cities all over the U.S. took part 来自美国各城市的2000多万的人们参加了此次庆祝，可知参加第一次庆祝的人有2000多万，故填More than 20 million。
小题4:考查代词。句意：如今地球日世界流行吗？。根据Now , Earth Day has become a global celebration.如今地球日已经成为全球庆祝日了，可知答案是肯定的，故填Yes , it is。
小题5:考查代词。句意：什么是地球日？根据Earth Day, a special day to learn about our planet ( 星球) and how to take care of it.地球日，是一个了解地球和如何爱惜地球的特殊日子，可知答案填It’s a special day to learn about our planet and how to take care of it.
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