Unit1 Art三、单元自测1完形填空阅读下面短文，掌握其大意，然后从2130各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。词数：202完成时间：13分钟难度：* Like a cup of tea for a cough, a piece of ice for a sunburn may seem like the perfect remedy for millions of Americans who will spend a little too much time in the 21 this summer.But many common home remedies seem less than 22 .The old ice-for-a-burn technique is no exception. It can help lessen some initial (最初的) pain, but in the end it will 23 the healing process.Thats proved in various studies to be simple treatments for 24 scalds（烫伤）and sunburns. In one study by Danish researchers, 24 healthy volunteers were inflicted(使遭受痛苦) with first-degree burns and 25 to different treatments. Those who received a cooling treatment similar to ice did not experience 26 pain or get worse compared with other treatments.In another study in 1997, scientists 27 easing burns with ice cubes for 10 minutes with other 28 and found ice caused the most severe damage. Using an ice cube immediately after injury, the authors added, is 29 in some instances.According to the Mayo Clinic, putting ice on a burn can cause frostbite and damage the skin. For better results, try running cool water over the area and taking a 30 reliever. Most minor burns heal without further treatment, the clinic says.21. A. sun B. moon C. water D. country22. A. helpless B. helpful C. harmful . D. convenient23. A. slow B. quicken C. cause D. fail24. A. accidental B. regular C. serious D. minor25. A. agreed B. adapted C. subjected D. objected26. A. worsenedB. received C. increased D. reduced27. A. differed B. combined C. compared D. dealt28. A: people B. remedies C. objects D. scientists29. A. useful B. harmful C. available D. necessary30. A. pain B. spirit C. mind D. skin答案：21. A.根据本段前面提到的sunburn“晒斑”，可知这里指的是在夏天晒太阳。22. B.后面一句说：它可以缓解最初的伤痛，但是，由此可知这些常见家庭疗法并非很有用。23. A.（参见注释22）到后来，这种“冰疗法”的愈合速度就会减慢。24. D.这种疗法只能对轻伤作简单的处理。可根据上一段最后一句以及后面的内容得知。25. C.subject to“使服从（不同的治疗）”，注意前面省略了被动语态的助动词were。26. D.那些接受冷却疗法的人既没有减少痛苦，也没有增加痛苦。说明效果不明显。27. C. 根据后面的with other remedies可知，医疗工作者们将用冰进行的冷却疗法与其他疗法作比较。28. B.参见注释27。29. B. 前一句说“ice caused the most severe damage”，可知它有时是“有害的”harmful。30. A.用冷水冲被烧伤或烫伤的地方，可以缓解疼痛。2语法填空阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为31-40的相应位置上。词数：214完成时间：10分钟难度：* Welcome to our company, everybody. This time our company has 11 college students 31 (work) in 5 departments .I am Luisa ,Director in charge of the student practice.Let me say something to you all. Starting work can be exciting on one hand , and can also 32 (worry) on the other. No matter 33 your future job is, you will have to work with others. Learning to get on well with others must come first, 34 (include) all people in the company and our customers. And second, this morning right 35 my introduction, spend some time reading the introduction of the company and get to know the people in your office and find out what our company is like .This afternoon you can walk around our workshops and know 36 about the products. 37 one is allowed to leave the company before 5:30. By the way, lunchtime comes at 11:50 and its free of charge.Remember this: Learning is so important 38 it will change your future life . Our company can answer your real learning 39 you can make up your mind to go through with it. This is what I like to say to you at the moment. If you still have 40 questions, please come to my office .Thank you.答案：31working 32be worrying 33What 34including 35after 36more 37No 38that 39if 40any31working，现在分词短语working in 5 departments作后置定语，修饰11 college students。32be worrying，“令人担忧的令人焦虑的”，由also可知，and连接be exciting和be worrying，表并列关系。33what ，从前后关系可知“无论你将来的工作是什么；”，所以此处no matter what是最佳答案。34including，介词，“包括”。35after表“我的介绍之后，今天上午的其他安排。36more，从前文可知此处表更进一步了解产。37No, No one is allowed to leave表任何人不允许离开。38that，考查sothat的结构。39. if,表假设关系。40any表“任何”3阅读理解阅读下列短文，从每题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。词数：352完成时间：7分钟难度：*It is always hard for a small fish to live in a big pond. Plutos recent departure from the classical planet family clearly proves that size really matters.Astronomers voted on August 24 to create the first scientific definition of the word planet , and Pluto obviously didnt make the cut. It turned out to be only a dwarf planet (矮行星) .After weeks of heated debate, over 2, 500 astronomers from 75 countries voted on the definition of a planet at a conference of the International Astronomical Union ( IAU ). According to the definition, a planet must have a clear neighbourhood around its orbit. Pluto has widely been considered a planet since its discovery in 1930. Unfortunately, it has a special