4.I like to go to beach on holiday (without anybody else) .

5.Don’t leave any (垃圾) behind when you go out.

4.Little Tom kept (点头) while I was talking to him.

2.A fireman must be both (勇敢的) and strong.

1.There must be a fire behind the house. Can you see the (烟雾) ？

3.The girl fell off her bike and (使受伤) her arms.

8.使你的头发远离火。

 your hair  the fire.

7.不要将任何热的东西放进垃圾箱。

Do not put  into the rubbish bin.

6.他多么勇敢啊！

 he is!

5.那听起来很危险。

That .