1. (2020六上·婺城期末) 根据句意，选择正确的图片，填写编号

A.  B.  C.  D.  E.

1. （1） In the USA, people on bikes must wear a .
3. （2） You must pay attention to the .
5. （3） Don't turn right. You can see on the road.
7. （4） Don't touch the door. You can see in the subway.
9. （5） You must look right before you cross the road. You can see on the road in Hong Kong.