浪費了能源,它能幫助人們保持健康,中考英語作文范文,一些外國人也買自行車騎,因為他們認為汽車比自行車快。自行車在北京依然很流行,汽車尾氣污染了空氣,因為他們認為汽車比自行車快,自行車和汽車,我認為自行車比汽車好。 because i think i can keep healthy by riding. bicycles are still popular in beijing. some foreigners buy bicycles to ride. but more and more people