1、Unit 2 课时跟踪检测（三） Grammar & Writing.单句语法填空1Seeing the sun rising (rise) above the surface of the sea we burst out a shout of joy.2Judging (judge) from his tone, theres no doubt that he is against the plan.3Recently a survey comparing (compare) prices of the same goods in two different supermarkets ha
2、s caused heated debate among citizens.4Looking (look) at my classmates faces, I read the same excitement in their eyes.5We had an anxious couple of weeks waiting (wait) for the results of the experiment.6With exports playing (play) a big role in economic growth, this country has been affected by the
3、 current financial storm.7Having_been_told (tell) many times, he finally understood the problem. 8With the couple working (work) in a nearby town, the house seems pretty empty most of the time.单句写作1Looking_back_on_the_past_two_weeks,_we cant help thinking of the heated discussions we had in class.回顾
4、过去的两周，我们情不自禁想起了我们课堂上进行的那些激烈的讨论。2A week before Earth Day, a big poster was put up on campus, calling upon us students to take action for a greener earth.在“地球日”前的一周，我们学校就贴出大海报，号召我们学生为建立一个更加环保的地球而行动起来。3Along with your wonderful innovation, you need to hand in a report, explaining_how_the_idea_occurs_to
5、_you and what materials you use.连同你的创意作品，你还需要交一份报告，说明你的创意来源和所使用的材料。4With_birds_singing_in_the_tree and everything so green, I feel very delighted and relaxed.鸟儿在树上歌唱，满眼绿色，我感到既快乐又放松。5As a young student, I suggest that the teacher choose some more films that appeal to us teenagers, thus_making_the_cou
6、rse_more_interesting.作为一名年轻的学生，我建议老师多选择吸引我们青少年的电影，这样会使课程更有趣。6Standing on the top of the mountain, the temple has witnessed many changes in this area.坐落在山顶的庙见证了这个地区的许多变化。.阅读理解AHave you ever thought about living in a “green” house, one that is healthy for you and your family and helps conserve the Ear
7、ths resources? Some people want to build a new home, renovate an existing one, or make a few changes in their living habits. Every household can do something to support the conservation of the environment and improve our quality of life. As environmental concerns continue to increase worldwide, usin
8、g more green products into our lives becomes more and more important. There is growing interest in green living, and the possibilities for achieving it in our homes are rapidly expanding. Our companys website can show you more about that.Because buildings need enormous quantities of the Earths resou
9、rces in their construction and daily operation, they offer many opportunities for new ecofriendly design as well as cost savings. The Green House shows the combination of architecture, interiordesign, and environmental responsibility. Home is where going green begins where we as individuals have the
10、 power to set a new course for a brighter future.If you are interested in these “green” houses, please contact us and our company will send you more information about them. And were sure youll have a surprise.Email: ghouseabc Phone: 3567218/3567219Fax: 3390231语篇解读：本文介绍了有关“Green House”的相关内容。1The main
11、 purpose of the passage is to _.Aremind people to protect the environmentBask people to buy a “green” houseCgive a brief introduction of the “green” houseDexpress the writers own opinion about the environment解析：选B写作意图题。文章主要介绍了“green” house以及与之相关的一些内容，其目的在于让人们买他们的产品。2From the passage, we can learn th
12、at the Green House shows _.Aonly interiordesign and outer appearance of the buildingBthe combination of architecture and environmental importanceCthe importance of the Green MovementDthe combination of architecture, interiordesign解析：选D细节理解题。文章中的第二段第二句指出the Green House展现了“architecture, interiordesign
13、, and environmental responsibility”的结合。3The underlined word “ecofriendly” in Paragraph 2 probably means “_”Afriendly to peopleBgood for the design of buildingsCgood for the environmentDfriendly to the Green House解析：选C词义猜测题。eco是个前缀，意为“环境的，生态的”，ecofriendly的表面意思是“对生态环境友好的”，也就是“有益于生态环境的”。4How many ways
14、can you use to get more information about the products?A1.B2.C3. D4.解析：选D细节理解题。第一段最后一句有公司的网址，文章结尾有3种联系方式，因此共有4种方法。BA Brazilian official says water restrictions in Brasilia will end by December in 2018, when an expanded supply system will be completed.United Nations officials say Brasilia, the capita
15、l of Brazil, is one of a growing number of cities with water shortages.A UN.report says water is in demand around the world as temperatures on the Earths surface rise and demand grows along with populations.The public water supply has less water because of low rainfall as well as fast and disorderly
16、 growth in Brasilia, which is part of the Federal District.In January 2016, after three years of little rain, district officials began limiting how much water people could use.The governments of the Federal District and the nearby state of Goias also gave $166 million to develop water supply systems
17、.When work is completed, the expanded water supply will provide 2,800 liters of water per second for the Federal Districts 3 million people, and the same amount to Goias.About 16 percent of Brazils 5,570 cities have water problems, the federal government said.Water demand around the world is expecte
18、d to increase by nearly onethird by 2050.By then, 5 billion people could be left with poor access to water, the UN.warned in its 2018 World Water Development Report.To avoid such a crisis, the UN.officials in its report called for “naturebased solutions” that should be used to increase water availab
19、ility.They said solutions could include changing farming methods so fields keep more moisture (水分) and nutrients, collecting rainwater, and protecting wetlands.The officials also suggested recovering floodplains (河漫滩) and said that plants could be grown on housetops.Such ways will become more import
20、ant as water industries grow.By 2025, the worldwide demand for agriculture based on land resources is expected to rise by about 60 percent, and demand for energy production will rise by around 80 percent, the report also said.语篇解读：本文是说明文。巴西首都限制用水的禁令即将解除，因为政府扩大了供水系统。随着地球变暖和人口的增加，水资源短缺会越来越严重。对此，联合国提出了
21、一些避免水危机的措施。5How will the water problem in Brasilia be dealt with?AIts water supply will be enlarged.BIts population will be made smaller.CThe United Nations will take actions.DThe earths surface temperatures will change.解析：选A推理判断题。根据第一段的第一句可知，巴西利亚的供水将得到改善是因为将扩大供水系统。6What can we infer from Paragraph
22、3?AThe Brazilian government has no plan to settle water problems.BWater problems in most Brazilian cities cant be solved soon.CThe state of Goias will have water problems all the time.DThere are still water problems in other Brazilian cities.解析：选D推理判断题。根据第三段的内容可知，水供应工程完成之后，供水量增加，巴西利亚和戈亚斯州的供水问题解决。政府官
23、员接着说，巴西大约16%的城市存在缺水问题，这说明巴西其他城市也存在供水问题。7What is Paragraph 5 mainly about?AThe potential crisis in the future.BChanges of future farming methods.CThe importance of environmental protection.DMeasures to prevent future water shortage.解析：选D段落大意题。根据本段的内容可知，本段主要讨论的是联合国提出的避免将来水危机的措施。8What can we learn from
24、 the 2018 World Water Development Report?ANaturebased ways should be avoided to solve water problems.BPeople all over the world will have enough water by 2050.CHumans demand for natural resources will grow.DThere will be no resource crises in the future.解析：选C推理判断题。根据第四段的第一句以及最后一段可知，将来人类对水资源、土地资源、发电等
25、的需求是不断增长的，由此可以推知，人类对自然资源的需求是逐步增长的。.语法填空As we age, our ability to think and remember starts to _1_ (worse), but not everyone.Some have brains _2_ age more slowly.They are superagers!Superagers are people over the age of 80 who have the brain structures and abilities of younger people.Eightysevenyearo
26、ld Bill Gurolnick is a superager. “What do I feel like? If I was to give a number, I could _3_ (probable) feel like Im about my early 70s，” said Gurolnick.In a recent study, Emily Rogalski, a scientist at Northwestern Universitys Feinberg School of Medicine, found that the area of the brain responsi
27、ble _4_ attention and memory the cortex was _5_ (thick) in superagers.“_6_ (look) at the cortex of their brains, we see that, on average, it looks like a 50yearold brain，” said Rogalski.Scientists say superagers have several things in common, including _7_ active lifestyle.Many travel and play sport
28、s.They are often big readers.And usually they _8_ (surround) with healthy relationships and they spend lots of time with friends.Rogalski says superagers are, for the most part, known for their _9_ (optimistic)The science behind superaging is a relatively new but growing field.Scientists involved in
29、 the research offer this advice as we age: Stay active.Learn new _10_ (skill)Challenge yourself.Surround yourself with healthy relationships.语篇解读：本文是说明文。随着年龄的增长，大部分人的思考能力和记忆能力开始退化，但有些人的大脑衰老速度会慢一些，他们被称为“超级老人”！1worsenworse为形容词，表示“更坏的，更糟的”，此处不定式中应用其动词形式worsen，表示“(使某事物)更坏， 恶化”。2that/which此处that/which ag
30、e more slowly是定语从句，修饰先行词brains, 关系代词that/which在从句中作主语。3probably空格中所填单词在句中修饰谓语动词，需用probable的副词形式。4for(be) responsible for .是习惯搭配，意思是“对负责”。5thicker此处应用形容词thick的比较级形式作表语，与一般人的情况作比较。6LookingLooking at the cortex of their brains是现在分词短语作状语，分词动作look与逻辑主语we之间是主动关系。7an句意：科学家表示，超级老人有很多共同之处，包括积极的生活方式。这里用不定冠词表示泛指。8are surroundedbe surrounded with .意思是“被围绕、包围”；这里说的是一般性情况，用一般现在时。9optimism空格中所填单词在句中作介词for的宾语且前面有物主代词their修饰，故用optimistic的名词形式。10skills此处skill为可数名词，表示“技能”，并且前面没有冠词，故应用其复数形式。