问题
问答题 简答题
什么叫助燃物？
答案
参考答案：
与可燃物质相结合能导致燃烧的物质。
搜题请搜索小程序“爱下问搜题”
什么叫助燃物？
参考答案：
与可燃物质相结合能导致燃烧的物质。
| 完型填空。 | |||
| One of the most remarkable things about the human mind is our ability to imagine the future. In our 1 we can see what has not yet happened. For example, while we are looking forward to 2 a new place or country, we 3 what it will be like. We predict the 4 people will eat, dress and act. Of course, we do not always predict things 5 . things are often very different from the way we 6 them to be. One of the 7 dreams in history is the dream of the German scientist, Kekule, who had been 8 to work out a very difficult problem in physics. He had 9 and analyzed (分析) the problem from every angle (角度) for days, but there 10 to be no way of 11 out the answer. Then one night he went to bed and dreamed. When he 12 up, he realized that he knew the answer. He had solved the problem in his 13 . The hypnotist (催眠者) sat in the chair  opposite him and spoke 14 : I want you to concentrate on my voice. Think about 15 .You know nothing but my voice. And as you pay attention to my voice, your 16 will get heavier. Soon you'll be asleep. You will hear my voice and 17 my words, but your body will be asleep, your eyes are too heavy. You are 18 asleep, and when you wake up you will 19 nothing. You will forget everything. Now I am going to 20 slowly from one to five. One, two, three, four, five. | |||
| ( )1. A. brains ( )2. A. visiting ( )3. A. imagine ( )4. A. custom ( )5. A. quickly ( )6. A. required ( )7. A. funny ( )8. A. managing ( )9. A. studied ( )10. A. used ( )11. A. making ( )12. A. gave ( )13. A. dream ( )14. A. softly ( )15. A. everything ( )16. A. eyes ( )17. A. believe ( )18. A. really ( )19. A. accept ( )20. A. count | B. senses B. seeking B. know B. habit B. simply B. wished B. dull B. trying B. learned B. ought B. finding B. sat B. lesson B. loudly B. something B. feet B. repeat B. extremely B. remember B. say | C. minds C. reaching C. feel C. style C. correctly C. left C. famous C. thinking C. discussed C. seemed C. turning C. woke C. research C. slowly C. nothing C. head C. take C. actually C. hear C. add | D. sights D. discovering D. guess D. way D. neatly D. expected D. silly D. hoping D. researched D. had D. letting D. got D. exercise D. firmly D. anything D. body D. understand D. almost D. receive D. speak |