1. Li Qiang has a lot of homework to do,so he has to spend the w        afternoon doing it.

5. 如果你住的楼层不高，你可以从窗户跳下逃生。

You can        a window if you don't live in a high building.

4. 火灾发生时可打119求救。

You can         119        when a fire happens.

3. 遵守交通规则有助于确保你的行车安全。

Following the traffic rules               when you are driving.

2. 如果地震发生时你正好在房间，一定要用手臂保护好你的头。

Be sure to                                    if you are in a room when earthquake happens.

1. 过马路时要非常当心迎面急驰而来的车。

       the fast coming car when you go across the street.

(   ) 5. ―Please        the lights when you leave a room. 

      —OK. I will.

   A. take off   B. turn off

   C. jump off   D. put off

(   ) 4. It's necessary        us        some ways to protect ourselves.

   A. of;to learn   B. for;learning

   C. for;to learn   D. of;learning

(   ) 3. ―I have something important        you.

      ―OK. Go ahead.

   A. telling   B. to tell

   C. told   D. tell

(   ) 2. You'd better        big trees when it rains.

   A. stay away from   B. get close to

   C. stand under   D. stay against