为什么交通管理部门要对汽车行驶速度进行限制？
题型：问答题
问题：
为什么交通管理部门要对汽车行驶速度进行限制？
题型：问答题
小题1:The leaflet is written for .
A．visitors
B．teachers
C．parents
D．students小题2:Which word has the same meaning as the underlined word "frightened"?
A. scary B scared
C. surprised D. surprising
小题3:Visitors can throw their rubbish
A．on the ground
B．in the rubbish bags
C．in the plastic bags
D．in the car小题4:Visitors are allowed to
A．get out of their cars
B．give food to the animals
C．use flash photography
D．keep their car window closed小题5:Which of the following is NOT true according to the passage ?
A．The passage is a safety leaflet.
B．We need to read the leaflet carefully.
C．We can talk with each other loudly.
D．We can listen to beautiful sound of nature.