【正文】 Its white fur helps protect it. Chameleons(變色龍) can hide by changing colors. Their skin turns the same color as what is around them. Some chameleons can change colors in five minutes.Many animals try to look bigger than they are to stay alive. Some animals can make other animals think they are very big. If they look very big, animals that are looking for food will run away. Bears can walk on two legs. They look very, very scary(可怕的). Some animals will run away from them.Many animals try to stay around other animals. This helps them stay alive. Zebras stay close together so that they can help each other look out for danger. Seeing many stripes(條紋) at once can also confuse(使混亂) animals that want to eat them. Some birds stay in a circle, each toward a different direction. In this way they can also help each other stay alive by looking around for animals that may want to eat one of them.( )51. Animals have ways to stay alive. Which animal try to look bigger than they are to stay alive in the passage?A. Zebras. B. Chameleons. C. Birds. D. Bears.( )52. Why do animals hide?A. Because they like to play hideandseek. B. Because they are shy.C. Because they want to catch other animals. D. Because they want to protect themselves.( )53. How do Chameleons hide?A. They change colors. B. They change shapes. C. They hide in snow. D. They hide in leaves.( )54. How do zebras hide?A. Bee good friends. B. Talk to each other.C. Help each other look out for danger. D. Eat and play together.( )55. Why do animals try to look bigger than they are?A. They want other animals to run away from them. B. They want other animals to follow them.C. They want other animals to see them. D. They want other animals to like themBDo you want to save(節(jié)省) money when you take our train to travel? Here are some ways.Day ReturnsThis kind of ticket can save you 45% on the fare. You have to travel before 8:00 . and after 6:00 . from Monday to Friday, but you can travel at any time on Saturday or Sunday.Big City SaversYou can save much money with these tickets. You have to buy them by 4:00 . the day before you travel.Monthly ReturnsYou can use these tickets for most journeys over 65 miles(英里). Go any day and return within(在…之內(nèi)) a month. Monthly Returns can save you 25% on the fare.Family ReturnsYou can get a card of Family Returns for $20. After you buy it, you need to pay only $3 for each of the other family members. You can travel as often as you like within two months.( )56. How many kinds of tickets are mentioned(提及) in the passage? A. Two. B. Three. C. Four. D. Five.( )57. Which kind of ticket will you choose if you want to go to another city 75miles away this afternoon and stay there for four days? A. Big City Savers. B. Monthly Returns. C. Day Returns. D. Family Returns.( )58. Mr Wu has a card of Family Returns. He and his family members are going to travel. How much will he pay for the tickets for his three family members? A. $29. B. $12. C. $9. D. $15( )59. Which of the following is true? A. A card of Family Returns can only be used for two months. B. If you want to travel to Paris by air, you can use Big City Savers. C. If you travel to Tokyo for three months, you can use Monthly Returns. D. You can only use Day Returns from 8 . to 6 . at the weekend.( )60. The passage is maybe taken from(取材于) _________ . A. a dictionary B. a notebook C. a newspaper D. a storybookCIt was getting late. There was no noise in the forest. We could only hear the birds singing. And then, a bear—a big brown bear—came into the forest. The bear stopped under a tall tree. He was very hungry. He looked up into the tree. There in the nut tree was his supper—a supper of nice nuts. But the nuts were high up in the tree. The hungry bear could not reach them. But he knew how to get his supper. He climbed up the tree.Up and up he climbed. He climbed onto a big branch of the tree. He sat there and then shook(搖) the branch again and again. At last the branch broke. The brown bear fell down with the branch and nuts.The bear sat up and looked around. With his big paws he picked up the nuts and ate them up.( )61. How did the brown bear get his supper?A. He climbed up the tree and ate the nuts there.B. He shook the nuts off a tree and ate them.C. He picked up the nuts on the ground and ate them.D. He fell down with the branch of the tree. Then he took the nuts and ate them.( )62. The story took place .A. in the morning B. at noon C. before evening came D. at midnight( )63. The word “branch” in this passage means in Chinese.A. 樹(shù)干 B. 樹(shù)葉 C. 樹(shù)枝 D. 樹(shù)樁( )64. Where did the bear eat the nuts?A. in a forest. B. outside the forest. C. near a forest. D. in front of the forest.( )65. From this passage we can see the bear was .A. small but heavy B. big but light C. big and heavy D. small and lightDIn America，when people say “man’s best friend”，they don’t mean another person. Instead，they are talking about a lovely animal—a dog! These words show the friendship(友誼)between people and animals. Dogs and other pets can give joy to people’s lives. Some people think of their pets as their children. Some people even leave all their money to their pets when they die!Animals can help people，too. Dogs can be taught to be the “eyes” for a blind person(盲人)or “ears” for a deaf(耳聾)person. Scientists have found that pets help people live longer! They ma