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Unit 5 Amazing nature
一、阅读理解，本大题共5小题，每小题4分，共20分。阅读下列短文，根据短文内容选择最佳选项。
1．The Rocky Mountains
The Rocky Mountains are a large group of mountains on the North American continent (州).The Rockies are found in the western part of North America. They stretch (连绵) from Canada in the north to the United States in the south. The southern part of the Rockies ends in the state of New Mexico.
The Rockies are the longest mountain range in North America. They have many high peaks. The highest is Mount Elbert in Colorado. It is nearly three miles high.
In summer, the Rockies are warm and dry, though it does rain sometimes. During the winter ,the weather is wet and cold. Heavy winter snow falls in the higher parts of the Rockies.
Many people like to visit these mountains. A special area called Rocky Mountain National Park is in Colorado. The national park is reserved (留出)for people to visit. They ride bikes, hike on trails ,ski, or fish here. Visitors to Rocky Mountain National Park can see the wild animals that live there. These animals include elk (驼鹿), mountain goats and mountain sheep.
The Rocky Mountains
Location They stretch from ① _____________________ in the north to the United States in the south.
Height Mount Elbert in Colorado is the② _______________________peak with the height of nearly three miles.
The③ ____________________________________ In summer, it is warm and dry and in winter, it is wet and cold.
Rocky Mountain④ ________________________Park People enjoy ⑤ _____________________bikes ,hiking on trails, skiing, fishing or seeing wild animals in it.
二、完形填空，本大题共10小题，每小题3分，共30分。根据短文内容，从A、B、C、D四个选项中选出可以填入空白处的最佳选项。
One day in 2014, Xu Yitang, a college student, went to the Beijing Zoo with his friends for a birthday celebration. When he 2 the aquarium (水族馆) there, he was lost in the beauty and mystery of coral (珊瑚).
From that day on, Xu often went to the local market to learn about coral farming. He also searched for 3 about coral online. Before long, he 4 to grow coral at home. That wasn’t easy. He faced many 5 but he never gave up.
As he spent more time researching coral, Xu 6 that coral played an important role in the ocean. 7 , rising sea temperatures killed a lot of coral. Xu felt a strong sense of responsibility (责任) to protect coral, which led him to make a life-changing 8 After graduation, he chose to become a coral conservationist (环境保护主义者) 9 he had been studying Peking opera since childhood.
Now Xu works in Hainan 10 a coral conservationist. Each day, he spends several hours underwater watching and recording the growth and 11 of coral. During his free time, he 12 amazing photos and videos of coral online. Through the photos and videos, Xu wishes more people to 13 coral and have knowledge about coral so that they can learn how to protect coral. “Understanding coral is the first 14 to protect it,” he says.
While protecting coral, he met his wife, Liu Xiwen, through 15 same hobby of diving (潜水) in Hainan. “ 16 from many young people who mind their own business, he cares more about protecting the environment than what to eat or what to wear. I’m proud of him,” says Liu.
2．A. called B. visited C. cleaned D. repaired
3．A. medicine B. answers C. mysteries D. information
4．A. began B. refused C. forgot D. waited
5．A. businesses B. technologies C. challenges D. changes
6．A. realized B. argued C. explained D. disagreed
7．A. Finally B. Instead C. However D. Certainly
8．A. speech B. decision C. prediction D. mistake
9．A. because B. unless C. until D. although
10．A. as B. by C. like D. for
11．A. friendship B. background C. development D. excitement
12．A. prints B. shares C. sends D. takes
13．A. take control of B. look forward to C. take pride in D. pay attention to
14．A. step B. time C. point D. reason
15．A. his B. their C. her D. our
16．A. Absent B. Available C. Different D. Independent
三、七选五：根据上下文补全对话，20分。
17．earth is covered by water. There is water aboveground called surface water, such as lakes and rivers, and water that's under the ground called groundwater. ① _____________ That is called water vapour (水蒸气).There is water everywhere.
Although we have a lot of water, we can't drink most of it. About 97.5% of the earth's water is saltwater and humans can't drink it. ② _____________ However, we can't use most of the fresh water because 70% is frozen , like Hubbard Glacier. Most of the groundwater is polluted. In fact, we can only drink about 1% of the world's fresh water.
③ _____________ Only 5% goes to the faucets (水龙头) in our homes. About 95% is used to produce food, clothes and energy. We don't see that water, but it is a big part of the water we use. For example ,we don't see the water that was used to make a T-shirt. ④ _____________ But 2,700 litres of water were used to produce it !
The earth has always had the same amount (数量) of water.⑤ _____________ And we all need water. If we want water in the future, we must not waste it or pollute it now !
A. We only see the T-shirt.
B. Everything needs water.
C. There is even water in the sky!
D. We don't drink most of our salt water.
E. The rest is fresh water and we can drink it.
F. However ,there are more people in the world now.
G. Most of our salt water is used for agriculture and industry.
四、书面表达，30分。
18.假如你是李华，你的美国笔友Mary听说中国地大物博、山川秀丽、风景迷人，因此暑假要来中国旅游。请你根据她的问题回复邮件。
问题：
(1) Which place of interest should I visit
(2) How can I get there
(3) What's it famous for
提示词语：pay a visit、by plane
要求：(1）内容应包含所有提示，可适当发挥；
（2）语言表达要准确，语义要通顺、连贯；
（3）100词左右。短文开头和结尾已给出，不计入总词数。
Dear Mary,
I'm happy to hear that you are coming to visit China.
__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
I hope that you will have a good time there.
Yours,
Li Hua
参考答案
1．答案：Canada；highest；weather/climate；National；riding
解析：①根据第一段的“They stretch from Canada in the north to the United States in the south.”可知空处应填 Canada。
②根据第二段的“The highest is Mount Elbert in Colorado. It is nearly three miles high.”可知填 highest。
③根据第三段的“In summer, the Rockies are warm and dry, though it does rain sometimes. During the winter, the weather is wet and cold.”可知,这里描述的是落基山脉的夏季和冬季的天气气候特点,所以空处应填 weather/climate。
④根据最后一段的“A special are a called Rocky Mountain National Park is in Colorado.”可知应填 National。
⑤根据最后一段的“They ride bikes,hike on trails, ski, or fish here.”可知此处表示骑自行车;enjoy doing sth为固定搭配,意为“喜欢做某事”。故填riding。
2．答案：B
解析：句意:当他参观那里的水族馆时，他沉浸在珊瑚的美丽和神秘之中。call打电话;visit参观;clean打扫;repair修理。根据“the aquarium there”可知，是参观水族馆，故选B。
3．答案：D
解析：句意:他还上网搜索有关珊瑚的信息。medicine药;answers答案;mysteries神秘事物;information信息。根据“about coral online”可知，是在网上搜索关于珊瑚的信息，故选D。
4．答案：A
解析：句意:不久，他开始在家里种植珊瑚。began开始;refused拒绝;forgot忘记;waited等待。根据前文他经常去当地市场了解珊瑚养殖以及在网上搜索信息，可知这里是开始在家里种植珊瑚，故选A。
5．答案：C
解析：句意:他面临许多挑战，但他从未放弃。businesses生意;technologies技术;challenges挑战;changes变化。根据“but he never gave up”可知，种植珊瑚不容易，会面临很多挑战，故选C。
6．答案：A
解析：句意:随着他花更多时间研究珊瑚，他意识到珊瑚在海洋中起着重要的作用。realized意识到;argued争论;explained解释;disagreed不同意。根据“coral played an important role in the ocean”可知，是他意识到珊瑚的重要性，故选A。
7．答案：C
解析：句意:然而，不断上升的海水温度导致很多珊瑚死亡。Finally最后;Instead相反;However然而;Certainly当然。前文说珊瑚很重要，这里说海水温度上升导致珊瑚死亡，前后是转折关系，故选C。
8．答案：B
解析：句意:徐感到有强烈的责任感来保护珊瑚，这促使他做出了一个改变人生的决定。speech演讲;decision决定;prediction预测;mistake错误。根据“he chose to become a coral conservationist”可知，是做出了成为环保主义者的决定，故选B。
9．答案：D
解析：句意:现在徐作为一名珊瑚保护主义者在海南工作，尽管他从小就一直在学习京剧。because因为;unless除非;until直到;although尽管。前后句是转折关系，“从小学习京剧”和“成为珊瑚保护主义者”之间存在让步关系，故选D。
10．答案：A
解析：句意:现在徐作为一名珊瑚保护主义者在海南工作。as作为;by通过;like像;for为了。这里表示“作为”一名珊瑚保护主义者，故选A。
11．答案：C
解析：句意:每天，他都会花几个小时在水下观察和记录珊瑚的生长和发展。friendship友谊;background背景;development发展;excitement兴奋。根据“the growth and... of coral”可知，是记录珊瑚的生长和发展，故选C。
12．答案：B
解析：句意:在他的空闲时间，他在网上分享珊瑚的惊人照片和视频。prints打印;shares分享;sends发送;takes拍摄。根据“online”可知，是在网上分享照片和视频，故选B。
13．答案：D
解析：句意:通过照片和视频，徐希望更多的人关注珊瑚并了解珊瑚，以便他们能够学习如何保护珊瑚。take control of控制;look forward to期待;take pride in以……为傲;pay attention to关注。根据“have knowledge about coral so that they can learn how to protect coral”可知，是希望人们关注珊瑚，故选D。
14．答案：A
解析：句意:“了解珊瑚是保护它的第一步，”他说。step步骤;time时间;point要点;reason原因。根据“to protect it”可知，了解珊瑚是保护它的第一步，故选A。
15．答案：B
解析：句意:在保护珊瑚的过程中，他通过相同的潜水爱好在海南遇到了他的妻子刘茜雯。his他的;their他们的;her她的;our我们的。这里指徐一棠和他的妻子有相同的潜水爱好，“他们”共同的爱好，用their，故选B。
16．答案：C
解析：句意:“与其他很多只关心自己事情的年轻人不同，他更关心保护环境而不是吃什么穿什么。我为他感到骄傲，”刘茜雯说。Absent缺席的;Available可获得的;Different不同的;Independent独立的。根据“from many young people who mind their own business, he cares more about protecting the environment than what to eat or what to wear”可知，他和其他年轻人不同，故选C。
17．答案：C；E；B；A；F
解析：①根据前文"There is water above ground called surface water, such as lakes and rivers,and water that's under the ground called groundwater."和后文可知此处介绍天上的水,所以C项(天空中甚至还有水!)符合语境。
②根据前文"About 97.5% of the earth's water is salt water and humans can't drink it."可知此处介绍剩下的水是可以饮用的,所以E项(剩下的是淡水,我们可以喝。)符合语境。
③根据后文"Only 5% goes to the faucets in our homes. About 95% is used to produce food, clothes and energy."可知此处介绍一切都需要水,所以B项符合语境。
④根据前文"For example, we don't see the water that was used to make a T-shirt."可知此处说明我们只看到了T恤,所以A项符合语境。
⑤根据前文"The earth has always had the same amount of water."和后文可知此处表示地球上的水量一直不变,但人越来越多,所以F项(然而,现在世界上有更多的人。)符合语境。
18．答案：Dear Mary,
I'm happy to hear that you are coming to visit China. Mount Huangshan is one of the most famous mountains in China. It lies in the south of Anhui. Every year, millions of tourists pay a visit there. Itis convenient to get there. You can go there by train or by plane.
While climbing the mountain, you can enjoy the sea of clouds, beautiful pines and unique rocks around you. They are famous. What's more, in the early morning, when the sun rises, the sky looks beautiful. You will never forget the breathtaking scenery and fresh mountain air. It's really a nice place to visit.
I hope that you will have a good time there.
Yours,
Li Hua

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