21．将下列单词或短语填入空格. 每空格限填一词, 每词只能填一次

　　The giant crab isn't like the crabs you may have seen at the beach. These giant crabs are usually about eight feet across, although some grow to almost (1)       that size!
　　Giant spider crabs, which are the biggest kind of crab in Japan, have long legs like a spider. Each leg can make several pounds of crabmeat, and the giant spider crabs make a very (2)       meal.
　　People who fish need (3)      traps to catch them because they are so big. They have to (4)       the crabs to special frames and drag them back to store.

22．将下列单词或短语填入空格. 每空格限填一词, 每词只能填一次

　　Being a detective is not easy. Once you accept the request of your client, you must devote (致力于) all your time and effort to the case. Before you start to investigate a case, you have to read lots of information to get the whole (1)      . You must be very sensitive (2)      . Every little clue may help you solve the case. You should always ask yourself, "Is there any evidence (证据) left at the scene? Are there witnesses at the event?" Of course, knowledge of the (3)       is important too. Be sure not to invade(侵犯)anyone's privacy and (4)      you keep all your client's information confidential (秘密的).

38．根据短文内容, 选择最恰当的答案
　　A steel bridge collapsed (倒塌) during evening rush hour. Dozens of cars fell down 60 feet into the Mississippi River. Ten people died, and more than 50 were seriously injured. The bridge was being repaired because it was found to be structurally deficient (结构有缺陷的);it needed to be repaired. Like many bridges throughout America, the bridge was built more than 40 years ago. Traffic was much lighter then. Nowadays, cars, buses, and big trucks cross the bridge every day, even late at night.
　　"I heard a terrific sound, " said Miss Turner about the disaster. She ran out of her car to see what was happening. She saw cars falling into the river and heard people screaming. She heard the loud sounds of the bridge collapsing and sounds as the parts of the bridge and cars hit the water. "It was horrible, " she said.
　　Engineers had no explanation for the collapse. They said the bridge had been inspected recently. The report said that, although it was structurally deficient, the bridge was not unsafe. Since the report did not say that the bridge was unsafe, the decision was to simply repair it at some locations.
　　Americans were shocked that an American bridge could simply collapse. The news was all over TV, radio and most newspapers. One newspaper survey showed that almost 10 percent (about 59, 000)of American's bridges were structurally deficient.
　　At first, some people thought that terrorists (恐怖分子) might have put a bomb (炸弹) into the bridge. One driver said that, before he drove over another bridge in America, he would make sure that a life jacket was in the front seat next to him.

39．选择最恰当的单词或词组完成短
　　You either have it , or you don't﹣a sense of direction, that is. But why is it that some people could find their way across the Sahara without a map, while others can lose themselves in the next street?
　　Scientists say we're all born with a sense of direction, (1)      they do not properly understand how it works. One theory is that people with a good sense of direction have simply worked harder at developing it. Research which is being carried out at Liverpool University supports this idea and suggests that if we don't use it, we lose it.
　　"Children as young as seven have the ability to find their way around," says Jim Martland, Research Director of the project. However , if they are not allowed to go out alone or are taken everywhere by car, they(2)      develop the skills. "
　　Jim Martland also points out that young people should be taught certain skills to(3)       their sense of direction. He makes the following suggestions;
　　If you are using a(4)      , turn it so it relates to(与……联系起来)the way you are facing.
　　If you leave your bike in a(5)      place, put it near something like a big stone or a tree.
　　Note land marks on the route as you go away from. your bike. When you return, go back along the same route.
　　You can make the way of finding your direction easy by using lines such as streets in a town, streams, or walls in the countryside to guide you. .Count your steps so that you know(6)      you have gone and note any land marks such as tower blocks or hills which can help to find out where you are.

40．在短文的空格内填入适当的词, 使其内容通顺. 每空格限填一词, 首字母已给
　　Rubbish sorting (分类)probably doesn't sound like much fun. But there is a new mobile game that may change your opinion about it, and you might (1)e      learn something while you play it﹣Meet Sortee.
　　Meet Sortee is a puzzle game developed by Flow Studio, a UK company. It makes you think deeply about everyday objects(物体)and their meanings.
　　The(2)r      of the game is quite simple. Two bins are placed on either side of the screen. Each of the bins has a label(标签)next to it and the label explains what it is for. When an object, such as a car or an apple, appears on the screen, you need to(3)d       which bin it should be sorted into and then send it there by moving your finger.
　　The game seems easy enough at first. But as you move on to more levels, it gets(4)h      . The number of bins increases(增长)to three or four and the time given gets shorter. You need to think and move faster. That can be (5)r       difficult.
　　There are 400 objects in total and more than 100 bins in the game. The more objects you correctly sort, the more game coins you can get. It's a bit like working in a rubbish recycling (回收利用) center, but it has no (6)b       smell.
　　You can download the free game from Apple's app store , but it only (7)l       you play the first few levels. If you want to open the next 40 levels, you need to pay 6 Yuan for the full game.

41．根据短文内容回答下列问题
　　A new TV series in England, Away from it all, has surprised everyone by becoming a huge success with young people across the country. Its success is surprising because the series is about the relaxing lifestyles of people who live in the country. There is none of the action that we usually see on TV today. There are also no stressful moments, busy offices or crowded cities. Away from it all is set in the peaceful English countryside and tells simple stories about people's kindness.
　　The director of the TV series says that its success is a sign of teenagers suffering from stress(压力). They say that watching Away from it all helps teenagers forget about the stress of exams and homework, and the﹣ troubles that fill the world today. They also say that it's a good sign of today's young people switching to(转到)happier TV series as it shows they would like a happier and healthier world.
　　Although the series' success might have a good side, many teachers and parents are worried, however. They say that some of their students and children are becoming couch potatoes (终日泡在电视机前的人) and are using Away format all as an excuse for not completing homework. Some children have even refused to learn for exams because they say that they can only achieve personal happiness by avoiding stressful situations completely.
　　And what do the experts say?Paula Ray, a doctor of education, says that TV can influence children's lifestyles. But she says that if a child reacts strongly, it's likely that there are other reasons for his change in behavior. She says that there is nothing wrong with watching Away from it all but suggests that parents should pay more attentions to children' change in behavior.