Unit 4 Section A 2a-2d 单词短语语法强化训练2025-2026学年人教版英语八年级下册

人教版英语八年级下册 Unit 4 Section A 2a-2d 单词短语语法强化训练

一、根据句意及首字母提示补全句子。

1. The d______ sea is a world full of strange and unknown creatures.

2. The s______ called Fendouzhe can dive to the deepest part of the ocean.

3. The Titanic r______ at about 3,800 metres under the sea.

4. Some whales can d______ more than 2,000 metres to find food.

5. There is still much we don’t know about the o______ depths.

6. The h______ of Mount Qomolangma is about 8,848.86 metres.

7. R______ are working hard to learn more about deep-sea life.

8. Many deep-sea animals have unusual a______ to live in the dark.

9. Some fish can create their own l______ to “see” in the deep sea.

10. We should protect the deep sea from r______ and pollution. 

二、单项选择。

1. —Where does the deep sea begin?—It begins at ______ metres.

A. 200   B.2,000   C. 3,800  D. 10,909

2. China’s Fendouzhe is a ______ that can dive very deep into the ocean.

A. Plane  B. submersible  C. car  D. train

3. The Titanic rests ______ the deep sea.

A. On  B. at  C. in  D. above

4. Some deep-sea animals are blind but can “see” with their special ______.

A. Abilities  B. hobbies  C. names  D. sizes

5. People still don’t know much ______ the deep sea.

A. Of  B. about  C. to  D. for

6. —Why do people research the deep sea?—______ they want to learn more about Earth.

A. Because  B. So  C. But  D. Or

7. The ______ of the deepest part of the ocean is 10,909 metres.

A. Depth  B. height  C. length  D. width

8. There is rubbish even ______ 10,000 metres deep in the ocean.

A. On  B. in  C. at  D. with

9. Some whales can dive ______ 2,000 metres under the water.

A. Over  B. under  C. between  D. from

10. Which of the following is the deepest?

A. 200 metres  B. Over 2,000 metres  C. 3,800 metres  D. 10,909 metres 

三、用所给词的适当形式填空。

 1. The ______ (deep) part of the ocean is called the Challenger Deep.

2. China’s Fendouzhe ______ (reach) 10,909 metres in 2020.

3. Some whales ______ (dive) to over 2,000 metres to find food every day.

4. The Titanic ______ (rest) at the bottom of the Atlantic Ocean.

5. ______ (research) are studying the animals in the deep sea.

6. Some deep-sea animals have unusual ______ (ability).

7. The deep sea ______ (be) a dark and cold place.

8. People still don’t know much about ______ (it) life.

9. We should stop ______ (put) rubbish into the ocean.

10. The ______ (light) from some deep-sea animals helps them find food. 

四、根据短文内容，从方框中选择合适的词并用其正确形式填空，每词限用一次。

 

The deep sea is one of the most mysterious places on Earth. It begins at 200 1. ______, and the deepest part of the ocean is about 10,909 metres. China’s Fendouzhe, a special 2. ______, once 3. ______ this depth. In the 4. ______ sea, there is no sunlight at all. Some animals there have unusual 5. ______. They are blind but can “see” in other ways. Some even make their own 6. ______ to move and find food. However, the deep sea is in danger now. There is even 7. ______ at 10,000 metres deep. 8. ______ say we must 9. ______ the deep sea. It is our job to learn more about this amazing world and keep it clean. We should know more about the 10. ______ sea, and never hurt it.  

参考答案及详细解析：

一、

1.deep解析：deep sea 是固定搭配，意为 “深海”，符合句意 “深海是一个充满奇怪未知生物的世界”。