She is ______Class Two.
A．at B．in C．/
How can I get to Zhongshan Park？
A.You can go by bus. B、I can go by bus. C. We can go by bus.
Do you go to work bus ?
A. onB. by C.at
How do you _________? I often go to school on foot.
A.go school B.go to school C. go to home
We must the traffic rules.
A. remember B. watch C. find
There are always traffic lights in every country.
A. three B.four C.five