专业英语四级（听写听力）模拟试卷57 (题后含答案及解析)
题型有：1. DICTATION
PART I    DICTATION  (15 MIN)Directions: Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be read at normal speed, listen and try to understand the meaning. For the second and third readings, the passage will be read sentence by sentence, or phrase by phrase, with intervals of 15 seconds. The last reading will be read at normal speed again and during this time you should check your work. You will then be given 2 minute
       
1．
正确答案：Dining Customs in the USA    Americans, like many people elsewhere in the world,/like to invite friends to their homes for an evening of food, drink and conversation./Fo
rmal dinners in fine homes and hotels in the US/are much the same as formal dinners anywhere in the world./    But as most people in the US have no servants,/their dinner parties at home tend to be informal./Guests may sit down at a table,/or as many new small homes have no separate dining room or very small dining space./Guests can also serve themselves and eat in me living room,/holding their plates or trays on their knees./    A more enjoyable form of entertainment is the picnic./Americans are great picnickers and almost every family has a picnic basket./Summer invitations are often for a picnic at a park or in the open countryside,/and less hamburgers or hot dogs are cooked over a fire./Picnic food is usually cold.      涉及知识点：听写听力
       
2．
正确答案：Costs in Colleges and Universities    Nearly all American students in colleges and universities pay for their educations./There are many costs./First of all, there is tuition./At some schools, the tuition is very high, ten thousand dollars a year or more./At oth
er schools, it may only be a few hundred dollars a year./At some community colleges, tuition is free./There are other costs as well./Many students leave their homes to go to schools in other cities./They may live in dormitories or apartments, and they must pay for it./Finally, students must buy textbooks for their courses./Going to college or university can be a big expense./Some families start saving money for their children’s education when the children are small./Many students work to save money for tuition./They can also get loans from the government./They pay the money back to the government when they finish their education./      涉及知识点：听写听力
       
3．
正确答案：Rainbow    You will not always see a rainbow when it rains while the sun shines./The sun must be in the right position over the horizon./And remember to turn your back to the sun/when you look toward the sky./A rainbow will never appear in me path between you and me sun./    If you are on the ground,/you will only see a part of the rainbo
w./This is because the earth blocks the rest of the circle. /You can see the whole circle/if you are flying high in a plane when a rainbow happens./The shadow of the plane would be in the center. /Rainbows hold an important place in the traditional stories and beliefs/that make up many cultures./For example, some cultures say the rainbow represents a bridge between life and death./Still others see the rainbow as a sign of good things to come./      涉及知识点：听写听力 unions专四听力原文
       
4．
正确答案：The Color of Snow    Generally, the color of snow appears white./This is because the light we see from the sun is white./Most natural materials take in some sunlight./This gives them their color./However, when light travels from air to snow, some light is sent back, or reflected./Snow crystals have many surfaces to reflect sun light./Yet the snow does take in a little sunlight./It is this light that gives snow its white appearance./    Sometimes, snow may appear to be blue./The blue light is the product of a long travel path
through the snow./In simple terms, think of snow as a filter./A filter is designed to reject some substances,/while permitting others to pass through./In the case of snow, all the light makes it through if the snow is only a centimeter thick./If it is a meter or more thick, however, blue light often can be seen./      涉及知识点：听写听力
       
5．
正确答案：    Camps    Many children spend weeks at traditional camps by lakes in the mountains./There are camps for all in terests:/horseback riding, rock climbing, art, and science, to name a few./There are even camps to learn how to be a clown./    Many Americans have happy memories of going away to camp as kids./Now, grown-ups can relive those times./In some state, for example, adults can spend a week at a snowboarding camp./Snowboarding is a mix between skiing and skateboarding./The campers spend most of the day on the mountain with coaches to teach them./In the afternoon, they return to camp for other activities./Some ride bicycles, others swim or play volleyball./The adults sha
re cabins and meals just like kids at camp do./    But, for some adults, the best camps are the ones/where they can be with their kids./There are some weekend camp programs for parents and children together./      涉及知识点：听写听力