广东广播电视大学理工英语1Unit 4 形考成绩-单元自测4（10分）答案

1、试卷总分:100 得分:100一、选择填空：阅读下面的对话或句子，从A、B、C三个选项中选出一个能填入空白处的最佳选项。- Im going to Hainan for my holiday.- _Not at allHave a nice trip?thanks a lot.?答案:B2.- Excuse me. Can you tell me how to get to the Linden Street?- _You cant ask me.Pardon? I have no idea.Sorry, Im new here.?答案:C3.This article deals with t

2、he natural phenomenon which _ most interesting to everyone.?areisthey are答案:B4.The book _ on this subject was written by an old female writer.?referring toreferred toreferring答案:B5.Travelers?_ the efficient network, and find that their hometowns are not that far fit frominterest from?benefit

3、 from答案:C6.二、阅读理解：阅读下面的短文，根据文章内容从A、B、C三个选项中选出一个最佳选项。High-speed rail?is a type of? rail transport ?that operates significantly faster than traditional rail traffic, using an integrated system of specialized? rolling stock ?and dedicated tracks. While there is no single standard that applies worldwide

4、, new lines in excess of 250?km/hr and existing lines in excess of 200?km/hr are widely considered to be high-speed, with some extending the definition to include much lower speeds (e.g. 160?km/hr) in areas for which these speeds still represent significant improvements.?The first such system began

5、operations in Japan in 1964 and was widely known as the? bullet train . High-speed trains normally operate on? standard gauge ?tracks of continuously welded rail on grade-separated right-of-way that incorporates a large turning radius in its design.Many countries have developed high-speed rail to co

6、nnect major cities, including Austria , Belgium, China, France, Germany, Italy, Japan, Poland, Portugal, Russia, South Korea, Sweden, Taiwan, turkey, United Kingdom, United States and Uzbekistan. Only in Europe does HSR cross international borders. China has 16,000?km of HSR, accounting for 60 perce

7、nt of the worlds total. While high-speed rail is usually designed for passenger travel, some high-speed systems also offer? freight ?service.?High-speed rail?is a type of? rail transport ?that operates significantly ?than traditional rail traffic.faster ?sloweras fast as2. According to the passage,

8、which of the following is true?there is no single standard that applies worldwide.there is a standard that applies worldwidethere are two standards that apply worldwide3.When did?the first such system?widely known as the? bullet train ?begin operations?in Japan?in 1964in 1966in 19464.?The underlined word “? freight ”?at the end of the paragraph means .military ?B.?cargo ?C.?health5. The best title of this passage wo