题目内容：

Here is some advice on safety.

Always play in a safe place. A park is a safe place because there is no cars or trucks. But do not talk to strangers. Never go with a stranger into a car.

Before (1)_____ the road, stop and look both ways. Look left, look right and look left again.

Keep away from houses or buildings that are being built or pulled down. Something might fall on your head, or you might cut yourself on broken glass.

Medicine or pills can be dangerous. Never swallow(吞下) any pills or medicine you find in the cupboard.

Don’t swim in the pool or river without adults. Wear a life jacket whenever you go out in a boat. Even if you are not in the open sea and the water is not deep, you should have your life jacket on. It's easy to fall out of a boat.

Do not put your head out of a car, bus or train. Many children have been killed by doing this.

Do not meet a friend online alone. It’s foolish (2)_____ you to trust a friend online quickly.

任务一：给（1）1.   （2）2. 各填上所缺的一个词。

任务二：How many main suggestions does the writer give us ?

3.

任务三：把划线句子翻译成汉语

4.

任务四：What’s the main idea of the passage ?

5.