【正文】 y a hungry cat came on the scene! It hid 41__ a big tree and then looked forward through the tall grass 42__ it could almost hear them talk. Before the mother rat and her babies knew 43 had happened, the cat jumped from its hiding place and started to run 44_ them.The mother cat and her babies all fled at once. They hurried towards 45 home, which was under a pile of large stones. But the baby rats were so scared (害怕) that they could not run very 46_ . Closer and closer the cat came. In no time the cat would be upon them. What was to be done?The mother rat stopped running, 47 round and faced the cat, shouting，Bow Wow! Bow Wow! just like 48 angry dog. The cat was so surprised and frightened that it ran away.The mother rat turned to the babies, Now you see 49 important it is to learn __50 second language!（ ）41 A. on B. between C. by D. behind（ ）42. A. before B. when C. until D. while（ ）43. A. where B. what C. which D. when（ ）44. A. over B. through C. after D. against（ ）45. A. to B. for C. its D. their（ ）46. A. freely B. hardly C. soon D. quickly（ ）47. A. turned B. walked C. jumped D. ran（ ）48. A. a B. an C. their D. that （ ）49. A. so B. why C. what D. how（ ）50. A. out B. the C. a D. an四．London is a beautiful city. It is very large. The Thames River runs 42 the city from west to east. So the city has 43 parts: the South and the North. In the North, there are important buildings, shops, big parks and interesting places. The weather in London is good. In winter it is not very cold and in summer it is not very hot 44 the city is near the sea. People say 45 London is a foggy city and it often rains. It is true. Last year, when I 46 in London I met one of the 47 fogs in years. You could hardly see your hand in front of your face. Cars and buses moved along with their lights on. When evening came, the weather got 48 worse. The fog was as thick as milk. 49 the buses and cars stopped. I had 50 an important meeting on the other side of the town, but it was impossible to find a car. I had to get there 51 . 1． A. about B. through C. in D. along 2． A. four B. six C. five D. two 3． A. because B. so C. but D. or 4． A. what B. where C. that D. which 5． A. were B. am C. be D. was 6． A. big B. bigger C. bigest D. biggest 7． A. wore B. even C. very D. some8． A. All B. Each C. Every D. None 9． A. to join B. to go to C. take part in D. join in10． A. by car B. by bus C. on foot D. on the foot五、Paul got 26 the bus to go to the town. It was very crowded and he had to stand for about five 27 . Then some of the people got 28 . Paul sat down next 29 a fat woman. She 30 several shopping bags and Paul didn’t have much place 31 the seat. He wasn’t unfortable. 32 last the bus got to the town. All the people started to get off. Paul was very polite, so he stood 33 to let the fat woman get off before him. She said,” 34 .” Then she tried to get 35 the seat with all her bags. But she couldn’t move. She was too fat and her bags were too heavy.( ) . off B. on C. down D. up( )27. A. minutes B. days C. weeks D. years ( )28. B. up C. on D. down( )29. A. in B. at C. near D. to ( )30. A. carries B. buys C. had D. has( )31. A. in B. at C. on D. upon( )32. A. In B. At C. On ( )33. B. under C. up D. at ( )34. A. Go away B. Go at once C. Look out D. Thank you ( )35. A. down to B. off C. on D. out of六、All over the world people enjoy sports. Sports help people to keep __36___, happy and to live _ 37___. People play different games in winter and 38___ is good for swimming. And in winter people often go skating. Some sports are very __ 39___ and people everywhere like them. For example, football is very popular. In China, most p