电子课本网 › 第39页

第39页

信息发布者：

D

B

D

A

A

C

B

B

B

C

✔

✘

✔

✘

✘

China

people

right

zebra

crossing

Then

traffic

lights

stop

safely

road safety

look for a zebra crossing

look left and right

上一页下一页