in advance and make sure that you can find ___2___ in the dark when lights have failed. Find out ___3___ the nearest fire extinguisher(灭火器) is and read the instructions to learn how ___4___ (use) it.

Don't lose your head when a fire breaks out. First, telephone the fire department immediately when ___5___ fire just gets started. Take care not to be overcome by smoke, ___6___ can kill you quickly. Cover your mouth ___7___ a wet towel or cloth, and avoid getting into the smoke. Don't get in an elevator, as you may get trapped if the electricity ___8___ (fail). If you can not get away ___9___ yourself, it is of great importance to hang something out of the window to attract attention as a sign of asking for help.

In short, if you make preparations beforehand and take precautions(预防措施) during the fire, chances are that ___10___ will survive in case of a fire if it really breaks out someday.

答案 1. extremely 2. it 3. where 4. to use 5. the 6. which 7. with 8. fails 9. by 10. you

Ⅳ.介、副词填空

1. He brightened the lives ________ Americans and British ________ two world wars and the hard years ________ between.

2. ________ his teens, Charlie had, ________ his humor, become one of the most popular child actors in England.

3. He grew more and more popular as his charming character, the little tramp, became known ________ the world.

4. He walked ________ stiffly carrying a walking stick.

5. Here is an example ________ one of his most famous films, The Gold Rush.

6. ________ so many others, the little tramp and his friend have rushed there in search ________ gold, but ________ success.

7. Instead he and another man are hiding in a small hut ________ a snowstorm ________ nothing to eat.