- __________.( )
- ____________( )
①Keep your desk clean.
② Keep to the right
③ Work quietly.
④What are you doing? I'm doing kung fu.
I am Tom. I'm ten years old. I am very afraid to cross the road(过马路). When the light changes into green, I will go. I will stop at the red light. We can wait at the yellow light. We must obey(遵守)the traffic rules.