（   ) 1.  What does  mean?

   A. Smoking is not allowed inside the building.

   B. Don't throw rubbish everywhere.

   C. Don't drive after drinking.

   D. Danger!Don't touch！

用方框中所给词的适当形式填空

friend sudden person watch fall

1. Betty stood up        and rushed out of the room.

2. Everyone in the city is        to the visitors from all over the world.

3. Danger!Be careful of the        rocks.

4. Don't listen to        music players while climbing.

5. —Did you watch the film last time? ―Yes. I remember        it.

5. 打扫;清理        6. play a part in          

7. throw ...into...         8. No smoking.       

1.为了        2. 举起         3. 传递        4. 每时每刻       

5. 当我往帐篷外看的时候，什么也没看见。

When I                      the tent,there was nothing there.

4. 在搬进那个房间之前，我们应该先收拾一下。

We should               the room before we move in.

3. 如果我伸出手去，我就能摸到他。

If I                ，I can just touch him.

2. 我们非常累，很快就人睡了。

We were very tired,and soon we               .

1. 汤姆太小不能上学。

Tom isn't                      go to school.

5. When the girl looked out of the window,there was nothing        (see) .