閱讀理解。
   How to make our city better？We will build（創(chuàng)建） a civilized city（文明城市）.

First	We must make the city clean.Please don't litter and spit everywhere.Don't draw on the wall and so on.
Then	We will green our city.We can plant more trees around the city.Don't pick flowers in the park.
Next	We should follow（遵守）the traffic rules（交通規(guī)則）.Don't run a red light.Please walk on the "zebra crossing（斑馬線）".Please wear your helmet（頭盔），when you ride a motorbike（摩托車）.
Finally	Please to be a polite（有禮貌的） man.We should speak politely to others.

a）閱讀短文，根據(jù)文章內(nèi)容補(bǔ)全句子。
（1）Do not

draw

draw

on the wall.
（2）Don't run a

red

red

light.
（3）When you

ride

ride

a motorbike，please wear your helmet.
b）按要求完成下列各題。
（4）What can we do around the city？

We can plant more trees.

We can plant more trees.

（5）根據(jù)上下文，試把文中劃線的句子翻譯成中文。

請(qǐng)做一個(gè)有禮貌的人。

請(qǐng)做一個(gè)有禮貌的人。