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人教版2019高中英语选择性必修四 Unit3 Sea Exploration单元提升训练
一、单词拼写
1. The o__________ (海洋) covers more than 70% of the Earth's surface and is home to countless species.
2. Fishermen usually go s__________ (捕鱼) early in the morning to catch more fish.
3. The c__________ (海岸) of this island is lined with beautiful beaches, attracting many tourists every year.
4. We should protect the m__________ (海洋的) environment to ensure the survival of marine life.
5. The s__________ (水手) has been on the sea for years and has experienced many storms.
6. Some w__________ (鲸) are the largest animals on the planet, and they play a crucial role in the ocean ecosystem.
7. The s__________ (鲨鱼) is a powerful and efficient predator in the ocean.
8. The t__________ (潮汐) rises and falls regularly, which has a great impact on coastal areas.
9. The r__________ (礁石) in the sea can be very dangerous for ships if not marked properly.
10. Seaweed is a kind of p__________ (植物) that grows in the ocean and is an important food source for many marine animals.
二、词性转换
1. ocean（形容词）__________
2. fish（名词，指“鱼的种类”）__________
3. coast（形容词）__________
4. marine（名词）__________
5. sail（名词，指“水手”）__________
6. whale（复数形式）__________
7. shark（复数形式）__________
8. tide（形容词）__________
9. reef（复数形式）__________
10. plant（名词，指“植物学家”）__________
三、选词填空（从方框中选择合适的词并用其适当形式填空）
|at sea, make a living, in danger, cut off, die out, depend on, in addition|
1. Many fishermen __________ by catching and selling fish.
2. The ship was __________ for several days during the storm, and the crew was running out of supplies.
3. Some marine species are __________ of extinction due to overfishing and pollution.
4. The earthquake __________ the power supply to the coastal town, causing great inconvenience.
5. We should protect the environment; __________, we need to raise public awareness of environmental protection.
6. Whether we can go on a picnic tomorrow __________ the weather.
7. If we don't take measures to protect pandas, they may __________ one day.
四、阅读理解
A
The Great Barrier Reef is the world's largest coral reef system. It is located off the coast of Queensland, Australia. The reef is made up of over 2,900 individual reefs and 900 islands. It is so large that it can be seen from space.
The Great Barrier Reef is home to an incredibly diverse range of marine life. There are over 1,500 species of fish, more than 400 species of coral, and many other creatures such as turtles, dolphins, and whales. The colorful corals create a beautiful underwater world, attracting tourists from all over the world.
However, the Great Barrier Reef is facing serious threats. Climate change is causing the ocean temperature to rise, which is bleaching the corals. When corals are bleached, they turn white and may die. Overfishing is also a problem, as it disrupts the food chain in the reef ecosystem. Pollution from coastal development and agricultural runoff further damages the reef.
1. Where is the Great Barrier Reef located
A. Off the coast of Queensland, Australia.
B. Off the coast of California, USA.
C. Off the coast of Africa.
D. Off the coast of Europe.
2. How many individual reefs does the Great Barrier Reef consist of
A. Over 2,000.
B. Over 2,900.
C. Over 900.
D. Over 1,500.
3. What kind of marine life can be found in the Great Barrier Reef
A. Only fish.
B. Fish, coral, turtles, dolphins, and whales.
C. Only coral.
D. Only turtles and dolphins.
4. What is bleaching the corals in the Great Barrier Reef
A. Overfishing.
B. Pollution.
C. Rising ocean temperatures due to climate change.
D. Coastal development.
5. What is the main idea of this passage
A. The location and beauty of the Great Barrier Reef.
B. The threats facing the Great Barrier Reef.
C. The marine life in the Great Barrier Reef.
D. The Great Barrier Reef: its features and threats.
B
The ocean is a vast and mysterious place. It holds many secrets that scientists are still trying to uncover. One of the most interesting aspects of the ocean is the deep - sea creatures. These creatures live in extreme conditions, with high pressure, cold temperatures, and complete darkness.
Some deep - sea creatures have unique adaptations to survive in these harsh environments. For example, the anglerfish has a long, bioluminescent lure on its head. It uses this lure to attract prey in the dark. The vampire squid has large eyes to help it see in the dim light, and it can also change the color of its body to blend in with its surroundings.
Studying deep - sea creatures is not easy. Scientists need to use special equipment, such as submarines and remotely operated vehicles (ROVs), to reach the deep sea. Despite the challenges, the study of deep - sea creatures is important. It can help us understand the evolution of life on Earth and may also lead to the discovery of new medical treatments.
6. What is special about deep - sea creatures
A. They live in warm and bright conditions.
B. They have unique adaptations to survive in extreme conditions.
C. They are all very large.
D. They are easy to study.
7. How does the anglerfish catch its prey
A. It uses its large teeth to bite.
B. It chases after the prey.
C. It uses a bioluminescent lure to attract the prey.
D. It hides and waits for the prey to come close.
8. Why does the vampire squid have large eyes
A. To look more beautiful.
B. To see in the dim light of the deep sea.
C. To scare away predators.
D. To attract mates.
9. What equipment do scientists use to study deep - sea creatures
A. Only submarines.
B. Only remotely operated vehicles (ROVs).
C. Submarines and remotely operated vehicles (ROVs).
D. Regular boats.
10. Why is the study of deep - sea creatures important
A. It can help us understand the evolution of life on Earth and may lead to new medical treatments.
B. It can make us more afraid of the deep sea.
C. It can help us catch more deep - sea creatures.
D. It can make the deep - sea creatures extinct.
五、完形填空
The sea has always fascinated humans. We have been exploring it for centuries, but there is still so much we don't know. One day, a group of scientists decided to go on a research 1.__________ to the deep sea. They wanted to study the 2.__________ of marine life and the ocean environment.
The journey was not easy. The 3.__________ was rough, and the equipment they carried was very heavy. But they were determined to succeed. When they finally reached the deep - sea area, they were amazed by what they saw. There were strange - looking fish and colorful corals that they had never seen before.
They used special 4.__________ to collect samples of water and marine organisms. They also took many pictures to record their findings. During the research, they found that some marine species were 5.__________ because of pollution and overfishing.
The scientists knew that they had to do something to 6.__________ these species. They decided to 7.__________ their research results to the public and call for more people to protect the ocean. Their efforts paid off. More and more people became 8.__________ of the importance of ocean protection and started to take action.
The sea is a precious 9.__________. We should all work together to protect it. Only in this way can we ensure that the beautiful marine life and the 10.__________ ocean environment will be preserved for future generations.
1. A. trip B. task C. job D. work
2. A. habits B. habitats C. hobbies D. houses
3. A. water B. weather C. sea D. ocean
4. A. tools B. machines C. instruments D. devices
5. A. in need B. in trouble C. in danger D. in use
6. A. save B. kill C. catch D. keep
7. A. hide B. show C. sell D. buy
8. A. afraid B. aware C. proud D. fond
9. A. resource B. source C. place D. area
10. A. clear B. clean C. dirty D. polluted
六、语法填空
The sea is an important part of our planet. It 1.__________ (cover) a large area of the Earth's surface. The sea provides us with many resources, such as food, minerals, and energy.
There 2.__________ (be) a great diversity of life in the sea. From tiny plankton to huge whales, every species plays 3.__________ role in the marine ecosystem. However, the sea is facing many 4.__________ (problem) nowadays. Pollution, overfishing, and climate change are all 5.__________ (threaten) the health of the ocean.
To protect the sea, we need to take action. We should reduce pollution by 6.__________ (control) industrial waste and household garbage. We should also support sustainable fishing practices to ensure 7.__________ there are enough fish in the sea. In addition, we can plant more trees to help 8.__________ (fight) climate change, which has an impact 9.__________ the ocean.
In conclusion, the sea is vital to our survival. We should do everything we can 10.__________ (protect) it and keep it healthy for future generations.
七、书面表达
假设你是李华，你的英国笔友David对海洋保护很感兴趣，请你给他写一封邮件，介绍中国在海洋保护方面所做的努力，内容包括：
1. 制定相关法律来限制过度捕捞；
2. 建立海洋保护区来保护海洋生物栖息地；
3. 开展宣传活动提高公众海洋保护意识。
注意：
1. 词数80 - 100；
2. 可适当增加细节，以使行文连贯。
Dear David,
I'm glad to know that you're interested in marine conservation in China. Here are some efforts we've made.
____________________________________________________________________________________
Best wishes!
Yours,
Li Hua
参考答案
一、单词拼写
1. ocean
2. fishing
3. coast
4. marine
5. sailor
6. whales
7. shark
8. tide
9. reef
10. plant
二、词性转换
1. oceanic
2. fishes
3. coastal
4. mariner
5. sailor
6. whales
7. sharks
8. tidal
9. reefs
10. botanist
三、选词填空
1. make a living
2. at sea
3. in danger
4. cut off
5. in addition
6. depends on
7. die out
四、阅读理解
1. A。根据 “It is located off the coast of Queensland, Australia.” 可知选A。
2. B。从 “The reef is made up of over 2,900 individual reefs and 900 islands.” 可知选B。
3. B。文中提到 “There are over 1,500 species of fish... and many other creatures such as turtles, dolphins, and whales.” ，所以选B。
4. C。由 “Climate change is causing the ocean temperature to rise, which is bleaching the corals.” 可知选C。
5. D。文章既介绍了大堡礁的特点，又讲述了它面临的威胁，选D。
6. B。根据 “Some deep - sea creatures have unique adaptations to survive in these harsh environments.” 可知选B。
7. C。文中说 “the anglerfish has a long, bioluminescent lure on its head. It uses this lure to attract prey in the dark.” ，所以选C。
8. B。从 “The vampire squid has large eyes to help it see in the dim light” 可知选B。
9. C。根据 “Scientists need to use special equipment, such as submarines and remotely operated vehicles (ROVs), to reach the deep sea.” 可知选C。
10. A。由 “It can help us understand the evolution of life on Earth and may also lead to the discovery of new medical treatments.” 可知选A。
五、完形填空
1. A。research trip表示 “研究之旅” ，符合语境，选A。
2. B。他们想研究海洋生物的栖息地，habitat表示 “栖息地” ，选B。
3. A。海水很汹涌，water表示 “水” ，这里指海水，选A。
4. C。收集样本用特殊仪器，instrument表示 “仪器” ，选C。
5. C。一些海洋物种处于危险中，in danger表示 “处于危险中” ，选C。
6. A。科学家要拯救这些物种，save表示 “拯救” ，选A。
7. B。他们把研究结果展示给公众，show表示 “展示” ，选B。
8. B。越来越多人意识到海洋保护的重要性，be aware of表示 “意识到” ，选B。
9. A。海洋是珍贵的资源，resource表示 “资源” ，选A。
10. B。保护干净的海洋环境，clean表示 “干净的” ，选B。
六、语法填空
1. covers。主语是it，描述一般情况，用一般现在时，谓语动词用第三人称单数形式，故填covers。
2. is。there be句型遵循就近原则，diversity是不可数名词，用is。
3. a。play a role in表示 “在…… 中起作用” ，是固定搭配，故填a。
4. problems。many修饰可数名词复数，故填problems。
5. threatening。be动词后接动词 - ing形式构成现在进行时，故填threatening。
6. controlling。by是介词，后接动词 - ing形式，故填controlling。
7. that。ensure后接宾语从句，从句不缺成分，用that引导。
8. fight。help (to) do sth.表示 “帮助做某事” ，故填fight。
9. on。have an impact on表示 “对…… 有影响” ，是固定搭配，故填on。
10. to protect。此处用动词不定式作目的状语，故填to protect。
七、书面表达
Dear David,
I'm glad to know that you're interested in marine conservation in China. Here are some efforts we've made.
China has made great progress in marine conservation. First of all, relevant laws have been made to limit overfishing. These laws regulate fishing activities and protect fish resources.
Secondly, many marine protected areas have been established. They serve as habitats for various marine organisms, helping to maintain the biodiversity of the ocean.
What's more, publicity campaigns have been carried out. Through these campaigns, people become more aware of the importance of marine conservation and are encouraged to take action.
Best wishes!
Yours,
Li Hua

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