Passage 18
 
　　Yesterday afternoon, when I walked out the 1. ___________school, the weather was changed. Dark clouds were 2. ___________gathering together. I began to feel worried because 3. ___________I didn’t have either my raincoat and my umbrella with 4. ___________me. It soon started to rain. Just as I was hurrying 5. ___________
home, I heard anyone calling me from behind. I turned 6. ___________round and saw it was Li Ping. He had umbrella with him 7. ___________and offer to share it with me. He walked all the way 8. ___________with me to my home. With Le Ping’s help, I would have got 9. ___________wet through. How thankfully I was to his kindness! 10. ___________

　　Passage 19

　　The Industrial Revolution begin in Britain for 1. ___________many reason. Britain had valuable minerals like 2. ___________coal, iron, tin of copper. Its farms were able to 3. ___________supply food for its grown population and wool 4. ___________for its clothing industry. Many rivers, such as 5. ___________the Seven and Trent, are suitable for boats, and 6. ___________heavy goods could often sent by sea. 7. ___________Many European countries in 18th century suffered from 8. ___________wars which ravaged (劫掠)its land. Britain fought 9. ___________its war to abroad and gained large overseas markets. 10. ___________

　　Passage 20

　　People in all countries have for years studied 1. ___________the weather and managed to make weather forecast (预报). 2. ___________The following is some of their findings, Sometimes 3. ___________distant objects like hills and tall trees seemed 4. ___________to be clear and near. This is the sign of much 5. ___________
water, that shows that rain will probably come. 6. ___________When distant sound, such as the noise from far-off (遥远) 7. ___________trains, are heard very clearly, wet and storm weather 8. ___________is coming. If you will see a rainbow during rainy 9. ___________weather, it shows that it will clear up and fine. 10. ___________

　　Passage 18

　　1. out ∧--of 2. 去掉was 3. 去掉together 4. and—or 5. √ 6. anyone—someone　

　　7. ∧ umbrella—an 8. offer—offered 9. With—Without 10. thankfully—thankful

　　Passage 19

　　1. begin—began 2. reason—reasons 3. or—and 4. grown—growing 5. √

　　6. are—were 7. often∧—be 8. ∧18th—the 9. its—their 10. 去掉to

　　Passage 20

　　1. √ 2. managed — tried 3. is — are 4. seemed — seem 5. the — a 6. that — which

　　7. sound — sounds 8. storm — stormy 9. 去掉will 10. and ∧ —become (be)