2009年12月20日大学英语四级(CET-4)模拟试卷72009年12月20日大学英语四级(CET-4)模拟试卷7.doc

2009年12月20日大学英语四级(CET-4)模拟试卷7 Part Ⅰ Writing Directions: for this part, you are allowed thirty minutes to write a composition on the topic: Are Families Demanding Too Much from Their Children? You should write at least 120 words following the outline given below in Chinese: Are Families Demanding Too Much from Their Children? 1. 有人认为知识产权保护很重要 2. 有人认为盗版更实际 3. 你的看法 或： 1. 越来越多的人关注动物福利 2. 也带来一些矛盾 3. 你的看法 Part Ⅱ Reading Comprehension (Skimming and Scanning) Directions: In this part, you will have 15 minutes to go over the passage quickly. Y (for YES) if the statement agrees with the information given in the passage; N(for NO) if the statement contradicts the information given in the passage; NG(for NOT GIVEN) if the information is not given in the passage. For questions 8 -10, complete the sentences with information given in the passage. Nuclear power plants provide about 17 percent of the worlds electricity. Some countries depend more on nuclear power for electricity than others. In France, for instance, about 75 percent of the electricity is generated from nuclear power, according to the International Atomic Energy Agency. In the United States, nuclear power supplies about 15 percent of the electricity overall, but some states get more power from nuclear plants than others. There are more than 400 nuclear power plants around the world, with more than 100 in the United States. Have you ever wondered how a nuclear power plant works or how safe nuclear power is? In this article, we will examine how a nuclear reactor and a power plant work. Uranium Uranium is a fairly common element on Earth, which was taken into the planet during the planets formation. Uranium is originally formed in stars. Old stars exploded, and the dust from these shattered stars aggregated together to form our planet. Uranium-238 (U-238) has an extremely long life (4.5 billion years), and therefore is still present in fairly