This is a street crossing. There are red and green lights at each corner. Drivers must watch the lights carefully.
When there is a green light, the cars may go. When there is a red light, the cars must stop. They must wait until the red light changes to green. Then they can go on. Sometimes the cars want to make a right turn or a left turn. They can make a right turn when the light is green or red. But they must wait until the green light is shining if they want to turn left.
Some people are color-blind(色盲). They can not tell the difference(不同) between the red and green lights. These people must not drive, or there will be accidents. We must keep our streets safe.
【小题1】Drivers must watch _____ carefully at each corner.
A.green lights         B.red lights            C.both green lights and red lights
【小题2】When there is a red light _____ .
A.the cars must stop                B.the cars may go on      C.the cars may make a left turn
【小题3】Cars can make a right turn when _____ .
A.there is a red light              B.there is a green light     C.there is a red or green light
【小题4】Color-blind people may have accidents because _____ .
A.they can’t see cars
B.they can’t see the lights
C.they can’t tell the difference between the red and green lights
【小题5】According to (根据) the passage _____ must not drive.
A.young people     B. color-blind people             C.old men

用括号里的词的正确形式填空, 将答案写在后边的横线上

22Welcome to the Garden Street. It’s a good street ___1___(enjoy)____2__ (you). There ____3__ (be) a new supermarket and a beautiful park there. There __4__ (be) some quiet __5____ (avenue) too. __6____ (turn) left on __7_____ (one) Avenue and go down Long Street. You can ___8__(see) the park on your right . It’s between a bank and a library. You can play the guitar and take a __9___(walk) there. If you are hungry, you can go __10___ (shop) in the supermarket and enjoy your meal in the park. They are next to each other.

When you see this sign, you ______.

A. can turn left     

B. must turn right  

C. aren’t allowed to turn left or right

Mrs. Black wants to visit her son. Her son works in a post office in the city ,but she doesn’t know where it is , She begins to look for it , but she can’t find it. She asks an old man, “Excuse me , how can I get to the post office?”

“We have about forty post offices in the city,” says the old man. “Which one do you want to go to ?” She gives her son’s letter to him and the old man says , Walk along this street to the first crossroads and then turn left. You will see it on your left,” She thanks the old man and soon finds her son . They are very happy.

1.Mrs Black’s son works in a       

2.There are about    post offices in the city

3.    tells her the way to the post office. 

4.She can get to the post office by    

5.How does she feel after meeting her son?