小学6年级英语(人民教育出版社)上册第一单元(第9页上)课文

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小学6年级英语(人民教育出版社)上册第一单元(第9页上)课文
小学6年级英语(人民教育出版社)上册第一单元(第9页上)文

The traffic lights are same in every country.There are always three light:red,yellow and green.Red means "Stop".Yellow means "wait",and green means "Go".In China,drivers drive on the right side of the...