题目内容：

课文填空,有些单词首字母已给出

It was an   1. fantastic sight, the   2. itself is really exciting to watch and I shall never forget my first of one,   3.hard all day, I went to bed early. I was fast asleep when   4. my bed began shaking and I heard a strange sound, like a railway train 5. my window.

The attitudes of scientists towards this rise are different, and any   6. which increase the temperature would lead to a catastrophe. A scientist, George Hambley,   7.that any warming will be mild with few bad environmental   8. . He 9. that more carbon dioxide will make plants grow quicker, crops will produce more, It will encourage a greater 10. of animal, all of   11. will make life for human beings better.

You may become physically addicted to nicotine, then you may develop the habit of smoking and finally become 12. addicted to it, smoking may have all kinds of   13. on the health of the smokers, it not only affects your physical fitness, but also does   14. to your heart and lungs and causes a range of diseases. So it is important for one to 15. smoking and live a healthier life.