1、1Unit 2B Lets learn 2They are traffic lights.3redyellowgreen4What does the red light mean?Stop and wait at a red light5Slow down and stop at a yellow light6What should we do when the traffic light is green?Go at a green light7Mike:Look!The park is over there!Lets go!Mrs Smith:Please wait!Its red now
2、.We must stop and wait.8v1.over there 意为：在那边意为：在那边v2.lets=let us 让我们让我们v3.must 情态动词，没有人称和数的情态动词，没有人称和数的变化，后跟动词原形。变化，后跟动词原形。9vGame time1011替替 换换 练练 习习Mike:Look!The park is over there!Lets go!Mrs Smith:Please wait!Its red now.We must stop and wait.12随堂测试v一、单选1.When you see a yellow light,dont().A.wait
3、 B.go C.slow down 2.We must()and wait when the light is red.A.go B.play C.stop3.You can go now.Look!The light is().A.yellow B.green C.red 4.Traffic lights usually have()colours.A.three B.four C.fiveBCBA131.Stop and wait.A green light2.Slow down and stop.A red light 3.Go.A yellow light二、连线14v1.Look at the traffic lights.v2.公园在那！v3.Stop and wait at a red light.v4.绿灯行。三、英汉互译看交通灯。Go at a green light.The park is over there!红灯停下等一等。15Homework全品学与练全品学与练16页页课堂小结课堂小结16
