Q: Do you know why different animals or pests have their special colors? Colors in them seem to be mainly used to protect themselves. Some birds like eating locusts , but birds cannot easily catch them. Why? It is because locusts change their colors with the change of the colors of crops. When crops are green, locusts look green. But as the harvest time comes, locusts change into the same brown color as crops have. Some other pests whose colors are different form plants are easily found and eaten by others. So they have to hide themselves for lives and appear only at night. If you study the animals' life, you'll find the main use of colors is to protect themselves. Bears, lions and other animals move quietly through forests. They cannot be easily seen by hunters because their colors are much like the trees. Colors are useful not only on the land, but also in the sea. A kind of fish in the sea can give out a kind of black liquid when the fish face danger. The liquid spreads over quickly, so they cannot be found by their enemies and can quickly swim away. That is why they live safely though they are not strong at all. According to the passage, the fish can keep safe because _ . A) they can change their colors B) they can give out a kind of liquid C) they are strong enough D) they swim faster than any other fish
A: B

Q: Paper cut can be seen in many parts of China during the Spring Festival. People put it on windows, doors and walls for the festival. A thousand years ago, paper cut was used for decoration . In Tang Dynasty women used paper cut as headdress. In Song Dynasty, it helped make gifts more beautiful. What's more, people would feel happier when they saw paper cut on windows, doors and walls. Now people use paper cut to express their wishes for welcoming the New Year. There are different kinds of paper cut in different parts of China. Pictures usually cover nearly all things, from flowers, birds to the famous people. Now, there are factories for paper cut in China. Paper cut has changed from decoration to a kind of art. At the same time, paper cut also appears in cartoons, magazines or TV programs. _ people like to use paper cut for their festivals. A) Australian B) Chinese C) English D) American
A: B

Q: Yao Ming was born in China in 1980. Now the big name from China is playing for the Houston Rockets in the NBA. He is the son of two basketball players and he learned how to play basketball when he was young. Now, as one of the stars in the NBA, he is working hard to show the world that Chinese basketball players can do well in this game, too! Pele was a famous football player. He was born in Brazil in 1940. He started playing for Santos when he was only 16 and he didn't retire until 1977. He played for Brazil 111 times and he scored 97 international goals. Pele came from a poor family. He started playing football in the streets. He played for Santos and quickly became an international star. Steffi Graf was born in Germany in 1969. She won the tennis semi-final at Wimbledon in 1985 when she was only 16, but she lost the final to another great tennis player, Martina Navratilova. People were 'surprised at the strength and power of her game. She soon became a famous tennis player and won most of the main matches. _ comes from South America. A) Pele B) Yao Ming C) Steffi Graft D) No one
A: A

Q: Some time ago, a friend working in a part of the city I did not know very well, invited me to visit him. It took me hours to get there and I drove round and round looking for a place to park my car. At last I found a place in a back street. As I was already half an hour late, I parked my car quickly and hurried off on foot. Making my way rapidly along the street, I could not help thinking that it was much easier to walk than to drive. At noon, I left my friend's office. It suddenly stuck me that I had no idea where I had parked my car. Walking down street after street, I examined each car closely and was greatly relaxed to see a small green car just behind an old truck. But how _ I was to discover that though the car was very much like my own, it belonged to someone else. Quite tired now, I was ready to give up the search when I turned the corner. I nearly jumped with joy: my car was just in front of me ! When he left his friend's office, what happened to him? A) He wanted to go back. B) He didn't know where he had parked his car. C) He had a telephone call. D) He found his car.
A: B