大学英语六级改错真题(六级改错真题)

　　Almost every new innovation goes through three phases.

　　When initially introducing into the market, the process 1.

　　of adoption is slow. The early models are expensive and

　　hard to use, and perhaps even unsafe. The economic

　　impact is relatively great. 2.

　　The second phase is the explosive one, where the innovation

　　was rapidly adopted by a large number of people. It gets 3.

　　cheaper and easier to use and becomes something familiar.

　　And then in the third stage, diffusion of the innovation

　　slows down again, as if it permeates out across the economy. 4.

　　During the explosive phase, whole new industries spring

　　up to produce the new product or innovation, and to service

　　it. For example, during the 1920s, there was dramatic 5.

　　acceleration in auto production, from 1.9 million in 1920

　　to 4.5 million in 1929. This boom was accompanied with all 6.

　　sorts of other essential activities necessary for an

　　auto-based nation: Roads had to been built for the cars to 7.

　　run on; refineries and oil wells, to provide the gasoline;

　　and garages, to repair it. 8.

　　Historically, the same pattern is repeated again and again

　　with innovations. The construction of the electrical system

　　requested an enormous early investment in generation and 9.

　　distribution capacity. The introduction of the radio was

　　followed by a buying spree (无节制的狂热行为) by Americans

　　what quickly brought radios into almost half of all households 10.

　　by 1930, up from nearly none in 1924.

　　答案：

　　1. introducing改为 introduced；

　　2. great 改为 small；

　　3. was改为is；

　　4. as 后面的 if 去掉；

　　5. was 后面加a；

　　6. with改为by；

　　7. been改为be；

　　8. it改为them；

　　9. requested改为required；

　　10. what改为that。

  相关文章:

   Directions:Forthispart,youareallowed30minutestowriteashortessayentitled“MyViewonUniversityRanking”Youshouldwriteatleast150words.范文MyViewonUniversityRankingThepastyearshave

   相传在4000多年前的夏朝，即中国历史上第一个奴隶制王朝就开始有了历法(calendar)，后人把当时中国古老的传统历法叫“夏历”。夏历是按月亮的运行周期(rotatingcycle)制定的，故又称作“阴历”。由于夏历中有一年四季节

   Directions:Forthispart,youareallowed30minutestowriteacompositiononthetopicABoominContinuingEducation.Youshouldwriteatlea

   四六级图表作文题总是让大家不知所措，英语四级频道给大家发50个套句，融会贯通走起!每天过10个，5天时间解决四六级图文写作!GO!GO!!GO!!!1.thetableshowsthechangesinthenumberof……overtheperiodfrom……to……该表格描述了在……年之……年

   距离2019年12月大学英语四级考试还剩不到2个月时间，不知各位考生准备好了嘛~四级写作是四级考试中的重头戏，今天四六级为大家分享2019.12月英语四级范文模板：宿舍生活，满满的干货，只要你认真用心的学，就能取得好成绩!12月英语