【简答题】阅读理解。 As the population of the planet increases, so does the number of homes, businesses, parking lots, schools, airports and roadways. All these structures use electricity and need to be lighted. Hum...
【简答题】Beijing Olympic Park In the north of Beijing, there is China’s largest city park---- Beijing Olympic Park. It covers 12 square kilometers. During the 2008 Olympic s, the park hosted the opening an...
【简答题】A.All the Americans families have ears. B.Car pools put fewer cars on the road. C.Parking places are always available in large cities. D.Cars are driven only by businessmen.