Unit 8 课时2 Function & Pronunciation（分层作业）英语新教材仁爱科普版七年级下册

Unit 8 Our Blue Planet! 课时2 Function & Pronunciation 分层作业 参考答案 一、单项选择题。 1.A 2.A 3.B 4.C 5.A 二、根据汉语提示完成句子。 1.covers 2.percent 3.plenty of 4.population 5.along 三、语音辨析。 1.C 2.C 3.C 4.B 5.A 四、用所给词的适当形式填空。 1.is covered 2.plenty 3.is 4.come 5.banks 五、补全对话。 1.C 2.A 3.E 4.B 5.D 六、句型转换。 1.covers；up 2.What；is 3.is；not 4.The；population 5.Do；walk 七、完形填空。 1.A 2.A 3.C 4.C 5.A 6.A 7.B 8.A 9.B 10.C 八、阅读理解。 1.T 2.F 3.T 4.F 5.T 多任务混合阅读 Part 1: 阅读短文，完成任务 Task 1: 回答问题。 1. About 71 percent of the earth’s surface is covered with the ocean. 2. We can get fish, oil and natural gas from the ocean. 3. Because the ocean provides plenty of resources for us and it’s important for our future. Task 2: 语音训练。 1. It covers/ about 71 percent/ of/ the earth’s/ surface. 2. We can/ get/ fish, oil/ and/ natural gas/ from/ it. Part 3: 书面表达训练（示例） The ocean is very important for us. It covers about 71 percent of the earth’s surface and provides plenty of resources for humans. We can get fish, oil and natural gas from it. However, the ocean is polluted now. We should protect the ocean and not throw rubbish into it. Let’s keep the ocean clean for our future. 1 / 6 学科网（北京）股份有限公司 $ Unit 8 Our Blue Planet! 课时2 Function & Pronunciation 分层作业 核心知识速记 01基础达标 02能力提升 03拓展培优 04思维进阶 词汇 surface n. 表面；表层 cover v. 覆盖；遮盖 n. 封面；盖子 percent n. 百分比；百分之…… total adj. 总的；全部的 n. 总数；合计 area n. 面积；地区 population n. 人口 along prep. 沿着；顺着 bank n. 岸；堤；银行 plenty n. 大量；许多 resource n. 资源（常用复数resources） 短语 cover...with... 用……覆盖…… plenty of 大量；许多（后接可数名词复数或不可数名词） make up 组成；构成 along the bank 沿着河岸 a large area of 一大片…… 句型 1. —How much of the earth is covered with water? 地球表面有多少被水覆盖？ —About 71 percent of the earth’s surface is covered with water. 大约71%的地球表面被水覆盖。 2. —What’s the total area of the Pacific Ocean? 太平洋的总面积是多少？ —It’s about 166 million square kilometres. 大约1.66亿平方公里。 3. —What’s the population of the city? 这座城市的人口是多少？ —It has a population of about 10 million. 它的人口大约有1000万。 4. There is plenty of water in the lake. 湖里有大量的水。 4. How about going ...? 去……怎么样？（表提议） 一、单项选择题。 （ ）1. About 71 percent of the earth’s ______ is covered with water. A. surface B. area C. population D. resource （ ）2. The ground is ______ with snow because of the heavy snow last night. A. covered B. cover C. covering D. covers （ ）3. —______ of the earth is covered with land? —About 29 percent. A. How many B. How much C. How long D. How wide （ ）4. There is ______ water in the river, so we can go fishing there. A. many B. few C. plenty of D. a little （ ）5. —What’s the ______ area of your school? —It’s about 20,000 square metres. A. total B. big C. small D. wide 二、根据汉语提示完成句子。 1. The river is about 50 metres wide and it ______ (覆盖) a large area of land. 2. About 30 ______ (百分比) of the students in our class like playing English games. 3. There are ______ (大量的) trees along the bank of the river. 4. The ______ (人口) of our city is over 5 million. 5. We often walk ______ (沿着) the bank after dinner. 三、语音辨析：选出下列单词中字母组合“ea”发音与其他三项不同的一项。 （ ）1. A. sea B. read C. head D. tea （ ）2. A. bread B. breakfast C. eat D. weather （ ）3. A. team B. mean C. heavy D. clean （ ）4. A. peach B. sweater C. beach D. please （ ）5. A. feather B. heat C. leaf D. beat 四、用所给词的适当形式填空。 1. The earth’s surface ______ (cover) with water and land. 2. There are ______ (plenty) of resources in the ocean. 3. The total area of this lake ______ (be) about 50 square kilometres. 4. About 40 percent of the students in our school ______ (come) from the countryside. 5. We can see many flowers and trees along the ______ (bank) of the river. 五、补全对话（5选5）。 A: Hello, Lucy! Do you know anything about the earth’s surface? B: Yes, I do. 1. ____________ A: That’s right. And how much of it is covered with water? B: 2. ____________ A: Wow, that’s a lot! What about the Pacific Ocean? 3. ____________ B: It’s about 166 million square kilometres. It’s the largest ocean in the world. A: 4. ____________ B: It has a large population, about 1.4 billion. A: 5. ____________ B: Yes, there is plenty of water and resources there, so it’s very important for us. A. About 71 percent of it is covered with water. B. What’s the population of China? C. Most of the earth’s surface is covered with water and land. D. Is the ocean important for us? E. What’s its total area? 六、句型转换。 1. About 71 percent of the earth’s surface is covered with water.（改为主动语态） Water ______ ______ about 71 percent of the earth’s surface. 2. The total area of the Atlantic Ocean is about 76 million square kilometres.（对划线部分提问） ______ ______ the total area of the Atlantic Ocean? 3. There is plenty of water in the lake.（改为否定句） There ______ ______ plenty of water in the lake. 4. The city has a population of about 2 million.（改为同义句） ______ ______ of the city is about 2 million. 5. We walk along the bank every evening.（改为一般疑问句） ______ you ______ along the bank every evening? 七、完形填空。 The earth is a blue planet. About 71 percent of its 1. ______ is covered with water, and the rest is land. The ocean is very important for us. It 2. ______ a large area of the earth and provides 3. ______ of resources for humans, such as fish and oil. The Pacific Ocean is the largest ocean in the world. Its 4. ______ area is about 166 million square kilometres. There are many rivers 5. ______ into the ocean. Along the 6. ______ of these rivers, there are many trees and flowers. The 7. ______ of the people living near the ocean is large. They make a living by fishing. About 30 8. ______ of the world’s population lives near the ocean. We should protect the ocean because it is 9. ______ for our life. If we pollute the ocean, we will lose many important resources. Let’s work together to keep the ocean 10. ______. （ ）1. A. surface B. area C. population D. resource （ ）2. A. covers B. cover C. covering D. covered （ ）3. A. many B. few C. plenty D. a little （ ）4. A. big B. small C. total D. wide （ ）5. A. running B. run C. runs D. to run （ ）6. A. banks B. bank C. surface D. area （ ）7. A. number B. population C. people D. area （ ）8. A. percent B. percents C. number D. numbers （ ）9. A. useless B. important C. boring D. difficult （ ）10. A. dirty B. polluted C. clean D. dark 八、阅读理解。 阅读下面短文，判断下列句子正（T）误（F）。 The ocean is an important part of our blue planet. It covers about 71 percent of the earth’s surface. There are four main oceans in the world, and the Pacific Ocean is the largest one. Its total area is about 166 million square kilometres, which covers 46 percent of the earth’s surface. The Atlantic Ocean is the second largest ocean, with a total area of 76 million square kilometres. It provides plenty of resources, such as fish and natural gas. The Indian Ocean is about 73 million square kilometres in total area, and it covers 20 percent of the earth’s surface. It is famous for its oil resources. The Arctic Ocean is the smallest ocean, only 14 million square kilometres. It has a lot of ice and fish. Many people live near the ocean and depend on it for their life. We should try our best to protect the ocean and its resources. （ ）1. The ocean covers about 71 percent of the earth’s surface. （ ）2. The Atlantic Ocean is the largest ocean in the world. （ ）3. The total area of the Atlantic Ocean is 76 million square kilometres. （ ）4. The Indian Ocean covers 21 percent of the earth’s surface. （ ）5. The Arctic Ocean is the smallest ocean and it has plenty of ice and fish. 多任务混合阅读 Part 1: 阅读短文，完成任务 The ocean is a big part of our earth. It covers about 71 percent of the earth’s surface. There are four main oceans in the world: the Pacific Ocean, the Atlantic Ocean, the Indian Ocean and the Arctic Ocean. The Pacific Ocean is the largest and deepest one. It has a total area of about 166 million square kilometres. The ocean provides plenty of resources for us. We can get fish, oil and natural gas from it. Many people live near the ocean and make a living by fishing. However, the ocean is facing pollution now. Some people throw rubbish into the ocean, which makes the water dirty. We should protect the ocean and keep it clean. It’s important for our future. Task 1: 回答问题（3题） 1. How much of the earth’s surface is covered with the ocean? ________________________________________________________________ 2. What resources can we get from the ocean? ________________________________________________________________ 3. Why should we protect the ocean? ________________________________________________________________ Task 2: 语音训练（标注连读） 标注下列句子中的连读部分（用“/”表示连读）。 1. It covers about 71 percent of the earth’s surface. ________________________________________________________________ 2. We can get fish, oil and natural gas from it. ________________________________________________________________ Part 2: 主题词汇句型积累 1. 拓展词汇：natural gas（天然气），pollution（污染），rubbish（垃圾），future（未来） 2. 拓展句型：However, ... 然而，……（表转折）；We should do sth. 我们应该做某事。 Part 3: 书面表达训练 根据短文内容及本课时所学，用5-6句话介绍海洋的重要性及我们应该如何保护海洋，至少使用3个本课时核心词汇或短语。 ___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 1 / 6 学科网（北京）股份有限公司 $ Unit 8 Our Blue Planet! 课时2 Function & Pronunciation 分层作业 核心知识速记 01基础达标 02能力提升 03拓展培优 04思维进阶 词汇 surface n. 表面；表层 cover v. 覆盖；遮盖 n. 封面；盖子 percent n. 百分比；百分之…… total adj. 总的；全部的 n. 总数；合计 area n. 面积；地区 population n. 人口 along prep. 沿着；顺着 bank n. 岸；堤；银行 plenty n. 大量；许多 resource n. 资源（常用复数resources） 短语 cover...with... 用……覆盖…… plenty of 大量；许多（后接可数名词复数或不可数名词） make up 组成；构成 along the bank 沿着河岸 a large area of 一大片…… 句型 1. —How much of the earth is covered with water? 地球表面有多少被水覆盖？ —About 71 percent of the earth’s surface is covered with water. 大约71%的地球表面被水覆盖。 2. —What’s the total area of the Pacific Ocean? 太平洋的总面积是多少？ —It’s about 166 million square kilometres. 大约1.66亿平方公里。 3. —What’s the population of the city? 这座城市的人口是多少？ —It has a population of about 10 million. 它的人口大约有1000万。 4. There is plenty of water in the lake. 湖里有大量的水。 4. How about going ...? 去……怎么样？（表提议） 一、单项选择题。 （ ）1. About 71 percent of the earth’s ______ is covered with water. A. surface B. area C. population D. resource 【答案】A 【解析】本题考查名词辨析。A选项surface（表面），earth’s surface意为“地球表面”，符合语境；B选项area（面积；地区）；C选项population（人口）；D选项resource（资源）。结合句意“大约71%的地球表面被水覆盖”，故选A。 （ ）2. The ground is ______ with snow because of the heavy snow last night. A. covered B. cover C. covering D. covers 【答案】A 【解析】本题考查固定搭配。be covered with...为固定短语，意为“被……覆盖”，被动语态结构，空格处需填过去分词covered，故选A。 （ ）3. —______ of the earth is covered with land? —About 29 percent. A. How many B. How much C. How long D. How wide 【答案】B 【解析】本题考查疑问词辨析。A选项How many（多少），后接可数名词复数；B选项How much（多少），后接不可数名词，此处指代“地球表面的比例”，为不可数概念，符合语境；C选项How long（多长）；D选项How wide（多宽）。故选B。 （ ）4. There is ______ water in the river, so we can go fishing there. A. many B. few C. plenty of D. a little 【答案】C 【解析】本题考查词汇辨析。A选项many（许多），后接可数名词复数；B选项few（很少），后接可数名词复数，表否定；C选项plenty of（大量；许多），可接不可数名词water，符合语境；D选项a little（一点），表肯定，但语气较弱，不符合“可以去钓鱼”的语境。故选C。 （ ）5. —What’s the ______ area of your school? —It’s about 20,000 square metres. A. total B. big C. small D. wide 【答案】A 【解析】本题考查形容词辨析。A选项total（总的），total area意为“总面积”，符合答语“大约20000平方米”的语境；B选项big（大的）；C选项small（小的）；D选项wide（宽的）。故选A。 二、根据汉语提示完成句子。 1. The river is about 50 metres wide and it ______ (覆盖) a large area of land. 【答案】covers 【解析】“覆盖”是cover，主语it是第三人称单数，时态为一般现在时，故填covers。 2. About 30 ______ (百分比) of the students in our class like playing English games. 【答案】percent 【解析】“百分比”是percent，为不可数名词，前面有数字30，故用原形。 3. There are ______ (大量的) trees along the bank of the river. 【答案】plenty of 【解析】“大量的”是plenty of，后接可数名词复数trees，符合语境。 4. The ______ (人口) of our city is over 5 million. 【答案】population 【解析】“人口”是population，为不可数名词，What’s the population of...为固定句型，询问“……的人口”。 5. We often walk ______ (沿着) the bank after dinner. 【答案】along 【解析】“沿着”是along，prep.，along the bank意为“沿着河岸”，符合语境。 三、语音辨析：选出下列单词中字母组合“ea”发音与其他三项不同的一项。 （ ）1. A. sea B. read C. head D. tea 【答案】C 【解析】A、B、D选项中“ea”发音为/iː/；C选项中“ea”发音为/e/，故选C。 （ ）2. A. bread B. breakfast C. eat D. weather 【答案】C 【解析】A、B、D选项中“ea”发音为/e/；C选项中“ea”发音为/iː/，故选C。 （ ）3. A. team B. mean C. heavy D. clean 【答案】C 【解析】A、B、D选项中“ea”发音为/iː/；C选项中“ea”发音为/e/，故选C。 （ ）4. A. peach B. sweater C. beach D. please 【答案】B 【解析】A、C、D选项中“ea”发音为/iː/；B选项中“ea”发音为/e/，故选B。 （ ）5. A. feather B. heat C. leaf D. beat 【答案】A 【解析】B、C、D选项中“ea”发音为/iː/；A选项中“ea”发音为/e/，故选A。 四、用所给词的适当形式填空。 1. The earth’s surface ______ (cover) with water and land. 【答案】is covered 【解析】主语The earth’s surface与cover之间是被动关系，用被动语态（be + 过去分词）；主语是单数，be动词用is，cover的过去分词为covered，故填is covered。 2. There are ______ (plenty) of resources in the ocean. 【答案】plenty 【解析】plenty of为固定短语，意为“大量；许多”，故填plenty。 3. The total area of this lake ______ (be) about 50 square kilometres. 【答案】is 【解析】主语The total area为单数，时态为一般现在时，be动词用is，故填is。 4. About 40 percent of the students in our school ______ (come) from the countryside. 【答案】come 【解析】“百分数+of+名词”作主语时，谓语动词的单复数取决于of后的名词；students为复数，故谓语动词用原形come。 5. We can see many flowers and trees along the ______ (bank) of the river. 【答案】banks 【解析】bank（岸）为可数名词，结合语境“沿着河岸”，河岸通常为两边，故用复数banks。 五、补全对话（5选5）。 A: Hello, Lucy! Do you know anything about the earth’s surface? B: Yes, I do. 1. ____________ A: That’s right. And how much of it is covered with water? B: 2. ____________ A: Wow, that’s a lot! What about the Pacific Ocean? 3. ____________ B: It’s about 166 million square kilometres. It’s the largest ocean in the world. A: 4. ____________ B: It has a large population, about 1.4 billion. A: 5. ____________ B: Yes, there is plenty of water and resources there, so it’s very important for us. A. About 71 percent of it is covered with water. B. What’s the population of China? C. Most of the earth’s surface is covered with water and land. D. Is the ocean important for us? E. What’s its total area? 1.【答案】C 【解析】根据上文“你知道地球表面的一些情况吗？”和下文“没错”，可知此处应介绍地球表面的基本情况，C选项“地球表面的大部分被水和陆地覆盖”符合语境。 2.【答案】A 【解析】根据上文“地球表面有多少被水覆盖？”，可知此处应回答比例，A选项“大约71%被水覆盖”符合语境。 3.【答案】E 【解析】根据答语“大约1.66亿平方公里”，可知上文询问面积，E选项“它的总面积是多少？”符合语境。 4.【答案】B 【解析】根据答语“它的人口很多，大约14亿”，可知上文询问人口，B选项“中国的人口是多少？”符合语境。 5.【答案】D 【解析】根据答语“Yes”，可知上文是一般疑问句，D选项“海洋对我们重要吗？”符合语境。 六、句型转换。 1. About 71 percent of the earth’s surface is covered with water.（改为主动语态） Water ______ ______ about 71 percent of the earth’s surface. 【答案】covers；up 【解析】主动语态中，主语water（不可数名词）作主语，谓语动词用第三人称单数covers；cover up意为“覆盖”，与原句be covered with同义，故填covers；up。 2. The total area of the Atlantic Ocean is about 76 million square kilometres.（对划线部分提问） ______ ______ the total area of the Atlantic Ocean? 【答案】What；is 【解析】划线部分为“大约7600万平方公里”，是面积，用What is提问，故填What；is。 3. There is plenty of water in the lake.（改为否定句） There ______ ______ plenty of water in the lake. 【答案】is；not 【解析】原句为there be句型，否定句直接在be动词后加not，故填is；not。 4. The city has a population of about 2 million.（改为同义句） ______ ______ of the city is about 2 million. 【答案】The；population 【解析】“have a population of...”与“What’s the population of...”“The population of...is...”同义，此处改为后一种结构，故填The；population。 5. We walk along the bank every evening.（改为一般疑问句） ______ you ______ along the bank every evening? 【答案】Do；walk 【解析】原句为一般现在时，主语是we，谓语动词为walk，改为一般疑问句需加助动词Do，后面动词用原形walk，故填Do；walk。 七、完形填空。 The earth is a blue planet. About 71 percent of its 1. ______ is covered with water, and the rest is land. The ocean is very important for us. It 2. ______ a large area of the earth and provides 3. ______ of resources for humans, such as fish and oil. The Pacific Ocean is the largest ocean in the world. Its 4. ______ area is about 166 million square kilometres. There are many rivers 5. ______ into the ocean. Along the 6. ______ of these rivers, there are many trees and flowers. The 7. ______ of the people living near the ocean is large. They make a living by fishing. About 30 8. ______ of the world’s population lives near the ocean. We should protect the ocean because it is 9. ______ for our life. If we pollute the ocean, we will lose many important resources. Let’s work together to keep the ocean 10. ______. （ ）1. A. surface B. area C. population D. resource （ ）2. A. covers B. cover C. covering D. covered （ ）3. A. many B. few C. plenty D. a little （ ）4. A. big B. small C. total D. wide （ ）5. A. running B. run C. runs D. to run （ ）6. A. banks B. bank C. surface D. area （ ）7. A. number B. population C. people D. area （ ）8. A. percent B. percents C. number D. numbers （ ）9. A. useless B. important C. boring D. difficult （ ）10. A. dirty B. polluted C. clean D. dark 【答案】1.A 2.A 3.C 4.C 5.A 6.A 7.B 8.A 9.B 10.C 【解析】 1. 本题考查名词辨析。A选项surface（表面），结合句意“大约71%的地球表面被水覆盖”，符合语境；B选项area（面积）；C选项population（人口）；D选项resource（资源）。故选A。 2. 本题考查主谓一致。主语It（指代海洋）是第三人称单数，时态为一般现在时，谓语动词用covers，故选A。 3. 本题考查词汇辨析。A选项many（许多），后接可数名词复数；B选项few（很少），表否定；C选项plenty（大量），plenty of为固定短语，后接可数名词复数或不可数名词resources，符合语境；D选项a little（一点），表肯定，语气较弱。故选C。 4. 本题考查形容词辨析。A选项big（大的）；B选项small（小的）；C选项total（总的），total area意为“总面积”，符合语境；D选项wide（宽的）。故选C。 5. 本题考查非谓语动词。rivers与run之间是主动关系，用现在分词running作后置定语，意为“流入海洋的河流”，故选A。 6. 本题考查名词辨析。A选项banks（岸，复数），along the banks意为“沿着河岸”，符合语境；B选项bank（岸，单数）；C选项surface（表面）；D选项area（面积）。故选A。 7. 本题考查名词辨析。A选项number（数量）；B选项population（人口），结合句意“住在海洋附近的人口数量很多”，符合语境；C选项people（人们）；D选项area（面积）。故选B。 8. 本题考查名词辨析。A选项percent（百分比），不可数名词，30 percent意为“30%”，符合语境；B选项percents（错误形式）；C选项number（数量）；D选项numbers（数量，复数）。故选A。 9. 本题考查形容词辨析。A选项useless（无用的）；B选项important（重要的），结合句意“我们应该保护海洋，因为它对我们的生活很重要”，符合语境；C选项boring（无聊的）；D选项difficult（困难的）。故选B。 10. 本题考查形容词辨析。A选项dirty（脏的）；B选项polluted（被污染的）；C选项clean（干净的），结合语境“让我们一起努力保持海洋干净”，符合语境；D选项dark（黑暗的）。故选C。 八、阅读理解。 阅读下面短文，判断下列句子正（T）误（F）。 The ocean is an important part of our blue planet. It covers about 71 percent of the earth’s surface. There are four main oceans in the world, and the Pacific Ocean is the largest one. Its total area is about 166 million square kilometres, which covers 46 percent of the earth’s surface. The Atlantic Ocean is the second largest ocean, with a total area of 76 million square kilometres. It provides plenty of resources, such as fish and natural gas. The Indian Ocean is about 73 million square kilometres in total area, and it covers 20 percent of the earth’s surface. It is famous for its oil resources. The Arctic Ocean is the smallest ocean, only 14 million square kilometres. It has a lot of ice and fish. Many people live near the ocean and depend on it for their life. We should try our best to protect the ocean and its resources. （ ）1. The ocean covers about 71 percent of the earth’s surface. 【答案】T 【解析】根据短文“The ocean is an important part of our blue planet. It covers about 71 percent of the earth’s surface.”可知，海洋覆盖了地球表面约71%的面积，题干表述正确。 （ ）2. The Atlantic Ocean is the largest ocean in the world. 【答案】F 【解析】根据短文“the Pacific Ocean is the largest one”可知，太平洋是世界上最大的海洋，而非大西洋，题干表述错误。 （ ）3. The total area of the Atlantic Ocean is 76 million square kilometres. 【答案】T 【解析】根据短文“The Atlantic Ocean is the second largest ocean, with a total area of 76 million square kilometres.”可知，大西洋的总面积是7600万平方公里，题干表述正确。 （ ）4. The Indian Ocean covers 21 percent of the earth’s surface. 【答案】F 【解析】根据短文“The Indian Ocean is about 73 million square kilometres in total area, and it covers 20 percent of the earth’s surface.”可知，印度洋占地球表面的20%，而非21%，题干表述错误。 （ ）5. The Arctic Ocean is the smallest ocean and it has plenty of ice and fish. 【答案】T 【解析】根据短文“The Arctic Ocean is the smallest ocean, only 14 million square kilometres. It has a lot of ice and fish.”可知，北冰洋是最小的海洋，有大量的冰和鱼，题干表述正确。 多任务混合阅读 Part 1: 阅读短文，完成任务 The ocean is a big part of our earth. It covers about 71 percent of the earth’s surface. There are four main oceans in the world: the Pacific Ocean, the Atlantic Ocean, the Indian Ocean and the Arctic Ocean. The Pacific Ocean is the largest and deepest one. It has a total area of about 166 million square kilometres. The ocean provides plenty of resources for us. We can get fish, oil and natural gas from it. Many people live near the ocean and make a living by fishing. However, the ocean is facing pollution now. Some people throw rubbish into the ocean, which makes the water dirty. We should protect the ocean and keep it clean. It’s important for our future. Task 1: 回答问题（3题） 1. How much of the earth’s surface is covered with the ocean? ________________________________________________________________ 【答案】About 71 percent of the earth’s surface is covered with the ocean. 【解析】根据短文“The ocean is a big part of our earth. It covers about 71 percent of the earth’s surface.”可直接提取答案。 2. What resources can we get from the ocean? ________________________________________________________________ 【答案】We can get fish, oil and natural gas from the ocean. 【解析】根据短文“We can get fish, oil and natural gas from it.”可直接提取答案。 3. Why should we protect the ocean? ________________________________________________________________ 【答案】Because the ocean provides plenty of resources for us and it’s important for our future. 【解析】根据短文“The ocean provides plenty of resources for us.”和“It’s important for our future.”可总结答案。 Task 2: 语音训练（标注连读） 标注下列句子中的连读部分（用“/”表示连读）。 1. It covers about 71 percent of the earth’s surface. 2. We can get fish, oil and natural gas from it. 【答案】 1. It covers/ about 71 percent/ of/ the earth’s/ surface. 2. We can/ get/ fish, oil/ and/ natural gas/ from/ it. 【解析】连读规则：辅音+元音连读，如covers about（s+ə）、percent of（t+ə）、of the（v+ð）、can get（n+g）、and natural（d+n）等，符合本课时语音重点。 Part 2: 主题词汇句型积累 1. 拓展词汇：natural gas（天然气），pollution（污染），rubbish（垃圾），future（未来） 2. 拓展句型：However, ... 然而，……（表转折）；We should do sth. 我们应该做某事。 Part 3: 书面表达训练 根据短文内容及本课时所学，用5-6句话介绍海洋的重要性及我们应该如何保护海洋，至少使用3个本课时核心词汇或短语。 ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ 【答案】（示例）The ocean is very important for us. It covers about 71 percent of the earth’s surface and provides plenty of resources for humans. We can get fish, oil and natural gas from it. However, the ocean is polluted now. We should protect the ocean and not throw rubbish into it. Let’s keep the ocean clean for our future. 【解析】示例中使用了cover、plenty of、resource等本课时核心词汇和短语，符合要求；既介绍了海洋的重要性，也说明了保护海洋的方法，逻辑清晰、句式正确，贴合本课时功能句和词汇重点。 1 / 6 学科网（北京）股份有限公司 $