6Unit 2 Part B第Ⅵ题答案
7Unit 2 Part B第Ⅶ题答案
8Unit 2 Part B第Ⅷ题答案
1、No turning
2、No bikes
3、No parking
4、Pedestrians keep left and bikes keep right
5、Be slow
9Unit 2 Part B第Ⅸ题答案