精品一区二区免费在线观看_国产精品久久久久久av福利软件_97成人精品区在线播放_国内成人精品一区

(     ) 1. The traffic lights have three colours.
(     ) 2. Red is stop and yellow is go.
(     ) 3. When (當(dāng)……時(shí)) the traffic light is blue, you can go.

(     ) 1. We are Smith family.
(     ) 2. My sister is student.
(     ) 3. We live in the Canada.
(     ) 4. I love my family.
(     ) 5. The daughter finds a brother.

(     ) 1. Wait at a yellow light.  
(     ) 2. Go at a red light.      
(     ) 3. There are always three lights: red, yellow and blue.     
(     ) 4. In China, drivers drive on the right side of the road.     
(     ) 5. If you go on foot, you don't have to know the traffic rules.