1、专业英语四级（听写听力）-试卷165及答案解析 (总分：12.00，做题时间：90分钟)一、DICTATION(总题数：6，分数：12.00)1.PART I DICTATIONDirections: Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be done at normal speed, listen and try to understand the meaning. For the
2、 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 done at normal speed again and during this time you should check your work.（分数：2.00）_专业英语四级（听写听力）-试卷165答案解析 (总分：12.00，做题时间：90分钟)一、DICTATION(总题数：6，分数：
3、12.00)1.PART I DICTATIONDirections: Listen to the following passage. Altogether the passage will be read to you four times. During the first reading, which will be done at normal speed, listen and try to understand the meaning. For the second and third readings, the passage will be read sentence by
4、sentence, or phrase by phrase, with intervals of 15 seconds. The last reading will be done at normal speed again and during this time you should check your work.（分数：2.00）_解析：_正确答案：(正确答案： The Solar Water Heater Solar water heaters are used around the world and are not very difficult to build. / There
5、 are two parts to the solar water heater. / One part is made of a sheet of metal painted black. / Black surfaces become hotter in the sun than surfaces painted any other color. / The second part of the solar water heater holds the water for the system. / This storage tank can be a container that hol
6、ds about one hundred liters. / Two rubber pipes are attached to the water storage tank. / One pipe lets water flow into the system. / The other lets water flow out. /)解析：_正确答案：(正确答案： Applications of Lasers Lasers have numerous applications in various fields. / They have made measurement an exact sci
7、ence. / Astronomers have used lasers to measure the moons distance from Earth to within a few centimeters. / Manufacturers have used lasers for years to cut and join metal parts. / And the jewelry industry uses lasers / to write on the surface of the worlds hardest substance, diamonds. / Lasers have
8、 also changed the way we live. / Super-fast Internet connections let people watch movies / and send huge amounts of information at the speed of light. / Laser printers can print out forms and documents quickly and are relatively low in cost. /)解析：_正确答案：(正确答案： MP3s An MP3 is a kind of file used for s
9、ending music or other material over the Internet. / These files are compressed, or reduced in size, / compared to songs on a compact disc, or CD. / MP3 files are played on a computer using media programs. / MP3s can also be played on small players / as well as some wireless telephones that can store
10、 music. / Many players can hold thousands of songs / yet are small enough to carry in your pocket. / Music fans can change their music collections from CDs to MP3s. / They are also able to download MP3 music files from the Internet. /)解析：_正确答案：(正确答案： E-books An e-book is the electronic version of a
11、traditional print book. / Instead of words on paper, it is words on a screen. / Anyone who uses the Internet can find e-books. / But a copyright makes it illegal to sell or copy an e-book / without the permission of the writer or publisher. / Many e-books do have copyright protection. / Some writers
12、 even write books that sold only as e-books. / In the coming years, the number of e-books is expected to continue to increase. / Many now include music and images. / And many come with links to other e-books on the same subject. /)解析：_正确答案：(正确答案： Flash Mobs A flash mob is where young people suddenly
13、 gather in a large group for no apparent reason. / Flash mobs can involve hundreds of people who do not all know each other. / But they all meet at the same time, then leave the area quickly. / A flash mob can be held for any reason, / but usually just to have some fun. / What do people do at flash mobs? / Flash mobbers in a store will all ask for the same product. / On a street, they may sing a song at the same time, / shout meaningless words, hug each other or make some kind of noise. /)解析：
