【正文】 s very interesting.” Paul said. With these words, he turned to the other man, saying, “And what about you?” “I39。t understand,” Henry said. “On the third day a pig died and we had roast pork for dinner.” “A different meat every day,” Ed said loudly, “ and you are plaining!” “Let me finish,” Henry said. “On the fourth day the farmer died, and I didn39。t like traveling at all. 。ve just e to repair it． It doesn?t work． ” My face turned_49__and I quickly ran off with my head down. That was certainly the most embarrassing _50__of my life! ( )41. A. at B. on C. in ( )42. A. so B. and C. because ( )43. A. stay B. live C. e ( )44. A. A few B. A little C. A lot ( )45. A. looked up B. picked up C. turned up ( )46. A. big B. strong C. heavy ( )47. A. Luckily B. Luck C. Lucky ( )48. A. wait B. waiting C. waited ( )49. A. green B. red C. white ( )50. A. chance B. way C. time 4145BCAAB 4650CABBC （ C） Everyone knows people need water． But do you know just how __41 _water is to living things ? Maybe you feel lucky__42 _your life isn?t hard . But it doesn?t mean that you don?t have to worry about water． We all face serious water __43 _． One of them is water pollution． All kinds of things from cars , factories , farms and homes __44 _our rivers , lakes and oceans dirty . Polluted water is very bad __45_people to drink . And dirty water is bad for fish, __46 _． Now , 34 percent of all kinds of fish are dying out . How do cars and factories make our water dirty ? First， they pollute the air． Then， when it__47 _， the rain water es down and makes our drinking water dirty． Dirty rain， called acid rain， is also bad for plants， animals and buildings． __48 _people have made wells to get clean water from underground . But there still isn?t enough . Scientists__49 _ that in 30 years, more than half of the people in the world won?t have enough clean water . When we don?t take care of our water， we are hurting everyone． It?s time to start learning how to save more water for__50 _ and our children． ( )41. A. difficult B. important C. fortable ( )42. A. that B. whether C. what ( )43. A. events B. problems C. questions ( )44. A. keep B. let C. make ( )45. A. for B. at C. of ( )46. A. also B. either C. too ( )47. A. rains B. rain C. raining ( ). much B. many C. few ( )49. A. talk B. say C. speak ( )50. A. our B. we C. ourselves 4145BABCA 4650CABBC ( D ) It seems that not all people like to work, but everyone likes to play .All over the world ,men and women ,boys and girls the days of long ago, adults and children have called their friends together to spend___2___, even days playing games. Sports help people to live__3___. They help people healthy and feeling good. When they are playing games, people____4____ a lot. This is good for their health. Having fun with their friends makes them _____5____. Many people enjoy sports by watching others ______6____. In small towns ,crowds meet to watch the bicycle races or the soccer games. In the cities, thousands of people _____7___ to see an ice skating show or a baseball game. What are your favorite sports? Is the weather ____8____ where you live ? Then swimming is probably one of your sports. Boys and girls in China love to _____9___. There are wonderful beaches and there are beautiful rivers and ____10____across the country. The weather is also good for swimming. ( )1. A. sports B. work C. movies ( )2 A. weeks B hours C years ( )3 A busily B lonely C happily ( )4 A think B move C speak ( )5 A to feel happy B felt happy C feel happy ( )6 A. play B walk C jump ( )7 A. take turns B. read newspapers C buy tickets ( )8 A. Cool B hot C wet ( )9 A. swimming B race C ski ( )10. A. mountains B lakes C cities Keys : 15 A B C B C 6—10 A C B A B ( E ) There are many kinds of pollution around us ,such as air po