Lesson 2 At the Shop,Unit 4 Shopping in the City,三年级起点) 四年级上册,课前热身,Greeting,T: Hello, boys and girls.How are you? S: I am fine. Thank you. T: Nice to meet you. S: Nice to meet you. too,课前热身,traffic lights,Look at the traffic lights. Remember the traffic rules. Green light, green light, go, go, go. Yellow light, yellow light, wait, wait, wait. Red light, red light, stop, stop, stop,Lets chant,课前热身,复习回顾,T: Lets go shopping. I want to buy a dress. Where can I go? S: The clothes shop. T: I want to b