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Unit 4 The Wonders of Nature
Section A
一、根据括号内所给汉语注释写出单词的正确形式(每空一词)
1. The (表面) of Dead Sea is 416 metres below sea level.
2. The (深度) of the river is around 2.5metres and the width is about 7 metres.
3. People are (研究) the deep sea to discover the deep-sea animals.
4. There is something (不寻常) happening over there. Let's go and have a look.
5. The Chinese vessel (潜水) deeper in the water than many others in 2020.
6. Last month, we went to Guizhou to see theHuangguoshu (瀑布).
7. We are protecting the pandas by all (方式).
8. They usually go swimming in the nearby swimming (水坑).
9. The national wetland park is about 10 (英里) away from here.
10. We got to the top of the mountain but we could not see anything (在下面) because of the thick fog.
二、用所给单词的适当形式填空
1. Mariana Trench is (deep) point in the ocean.
2. Some people think (famous) part of theGreat Wall is Badaling.
3. China is (big) country in Asia.
4. The Caspian Sea is (deep) of all the salt lakes.
5. Mount Qomolangma is (high) than any other mountain in the world.
6. The river helped a lot in the (develop)of ancient civilization.
三、用适当的单词填空(每空一词)
1. The Sahara Desert is about 9,000,000 square kilometres size.
2. What's the lowest place earth
3. The height Mount Qomolangma is8848.86 metres.
4. People still don't know much the deep sea.
5. There is rubbish even 11,000 metres deep.
6. Why is the deep sea so important us humans
7. The total area this desert is about337,000 square kilometres.
8. The waterfall went on for as far the eye could see.
9. Today's game is all geography.
四、将方框中所给单词的适当形式填入短文中，每词仅用一次
bottom, measure, waterfall, civilization, cubic
During a school trip, we 1. the roaring waterfall's height, reaching nearly 30metres. At the 2. , we saw a cave entrance! Inside, the walls had ancient carvings with 3. patterns——a lost 4. ,which is an artwork. The symbols told stories of our connections with nature. I said in a low voice,“Protecting nature guards our shared history.” The5. sound echoed, teaching us to respectEarth's silent lessons.
五、教材回顾
Yaming: Welcome back, Ella! 1. was your trip
Ella: It was great! We saw the Hukou Waterfall on the Yellow River. Is that the 2. (long) river in China
Yaming: No, the Yangtze River is the longest river in China. It travels the 3. (far)and is about 6,300 kilometres long. TheYellow River is 5,464 kilometres long4. is the second longest. By the way, do you know 5. it's called the Yellow River
Ella: Because it's yellow
Yaming: Right. Some 6. (part) of the river carry brown and yellow earth.
Ella: That's interesting! I like learning about7. (river). My favourite is theNile. Did you know it's the longest river8. Africa
Yaming: Yes, it's 6,671 kilometres long. It's very important in 9. (Egypt)history.
Ella: That's right. Both the Nile and the YellowRiver helped ancient civilizations 10. (develop). And they' re still very important today.
Yaming: Yes. In China, we even call the YellowRiver 11. (we)“mother river”!
Ella: We should protect them 12. all means.
Section B
一、根据括号内所给汉语注释写出单词的正确形式(每空一词)
1. The tallest mountain in Hangzhou is only about300 metres (在······上面) sea level.
2. Jack stepped on Jim's (肩膀) to climb over the tall wall.
3. James is lucky to have such a great (队友). He was not down at all.
4. The freezing weather (状态;境况)make the climbing more challenging.
5. Seeing the rising smoke from the building,Henry felt thankful to (存活).
6. The boys played with (沙子) on the beach the whole afternoon.
7. Dolphins swim together in. a (群).
8. The Great Barrier Reef is an amazing (水下) world.
二、用所给单词的适当形式填空
1. The Amazon Rainforest (cover) 5.5million square kilometres.
2. You can (simple) speak putonghua most of the time in Singapore.
3. Lake Baikal is one of the world's (famous) lakes.
4. More than 1,200 different (type) of animals can still live in this environment.
5. The travellers have strong (curious) to go farther into the forest.
6. Nature makes us wonder. That is why it is (wonder).
三、用适当的单词填空(每空一词)
1. you visit the lake, you will be shocked when you see it,
2. One needs to have a strong body and strong mind.
3. The Yellow River is one the longest rivers in the world.
4. I felt I was a bird when trying paragliding.
5. mountain climbers called that way the“Death Road”, a Chinese team made up their mind to make the climb.
6. The biggest coral reef takes up an area 345,000 square kilometres.
四、将方框中所给词语的适当形式填入短文中，每词仅用一次
include, bit by bit, distance, determined, simple, attract
Lily loves nature. She was 1. to restore her village's forest. Though the task seemed huge, she 2. started small. 3. , she planted trees and flowers, which 4. native ones to attract bees. Over time, the once barren land changed into a lively ecosystem. Birds returned,and even rare butterflies 5. curious visitors. The 6. between the damaged past and the thriving present became proof that patience and effort could create nature's most wonderful miracles.
五、教材回顾
To most people, Mount Qomolangma is one of the greatest wonders of the world. On the highest place on earth, you will feel 1. you are able to touch the sky. But only the best 2. (climb) reach the top, and that is only if they survive the terrible conditions first. On the mountain, temperatures can fall to — 30 degrees.Climbers must also deal with thin air, high cliffs,and 3. (change) weather.
Before 1960, no one was able to reach the top of Qomolangma from the 4. (north) side.Mountain climbers even called that way the“DeathRoad”, but a Chinese climbing team was determined5. (make) the climb.
On 24 May 1960, climbers Liu Lianman, WangFuzhou, Qu Yinhua, and Gong Bu arrived at theSecond Step. It was 8,600 metres 6. sea level. People said it was so high that even birds could not reach it. Liu allowed his teammates7. (step) on his shoulders. Bit by bit, the climbers pulled 8. (they) up, and they made it past the Second Step. At 4: 20 a. m. on 25 May,the Chinese national flag flew above the world's9. (high) mountain for the first time.
In 1975, another Chinese team climbed to the top of Qomolangma 10. (do) research.This time, they brought a ladder to the SecondStep. Until 2007, almost all climbers from the northern side used this“Chinese Ladder” to reach the top much 11. (fast). In 2020, a third team returned to Qomolangma to measure its height—8,848.86 metres.
Climbing Qomolangma is dangerous. Some climbers reach the top 12. (successful),but many fail. Why do people still risk their13. (life) to climb the highest mountain in the world It is because human curiosity 14. ambition cannot be stopped. Or, as 15. English explorer George Mallory put it, it is simply“because it's there”!
Unit 4 The Wonders of Nature
Section A
一、1. surface 2. depth 3. researching 4. unusual5. dived 6. Waterfall 7. means 8. pool 9. miles10. below
二、1. the deepest 2. the most famous 3. the biggest4. the deepest 5. higher 6. development
三、1. in 2. on 3. of 4. about 5. at 6. to 7. of8. as 9. about
四、1. measured 2. bottom 3. cubic 4. civilization5. waterfall's
五、1. How 2. longest 3. farthest 4. and 5. why6. parts 7. rivers 8. in 9. Egypt's 10. to develop11. our 12. by
Section B
一、1. above 2. shoulder(s) 3. teammate 4. conditions5. survive 6. sand 7. school 8. underwater二、1. covers 2. simply 3. most famous 4. types5. curiosity 6. wonderful
三、1. If 2. a 3. of 4. like 5. Although 6. of四、1. determined 2. simply 3. Bit by bit 4. included5. attracted 6. distance
五、1. like 2. climbers 3. changeable 4. northern 5. to make 6. above 7. to step 8. themselves 9. highest10. to do 11. faster 12. successfully 13. lives14. and 15. the

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