Unit 2,How do you come to school,Introduce,Where does Liu tao live? How does he come to school?-He lives on Park Street, and he comes to school by taxi, because his father is a taxi driver,Words,traffic trfk,名词，意为：“交通，运输,常用搭配：heavy traffic 车水马龙,小练习：汉译英：交通标志,traffic sign,拓展：traffic / tr/ 含有tr发/tr/的单词如下：true, try, tree, trouble,小练习：辨音：train drink,train / tr / drink / dr,Words,street stri:t,名词，意为：“街道,常用短语：on the street 在街上,小练习：用所给词的适当形式填空： He is_（in / before）the street,in,拓展：street指的是两边有商铺，建筑和树木
