《2025年新课程新教材导航学九年级英语上册外研版》

3. **重、难点词汇专项练**
**Ⅰ. 根据句意填词**
1. Chemistry is my favourite subject because I can do a lot of experiments in the lab.
2. Although he is very young, he knows how to control his temper very well.
3. Linda is the kindest girl in the whole class.
4. Cars have made the United States a nation on wheels.
5. He dug a hole and put a young tree into it yesterday.

答案： 1. experiments 2. control 3. whole 4. wheels 5. dug

 **Ⅱ. 用所给词或短语的适当形式填空**
chemistry control compare...with... whole do experiments
1. I compared my copy with hers, and there wasn’t much difference.
2. It’s very interesting to do experiments in the lab.
3. I saw Xu Ling doing an experiment in the new chemistry lab.
4. They use computers to control the machine.
5. Mrs Lin looks tired because she has spent the whole day cleaning and tidying.
coal communications energy sand of all ages
6. A lot of good land has gone with the forests, leaving only sand.
7. In the north of China, most cities get heat by burning coal in winter.
8. He seems never tired and always full of energy.
9. We can know each other better through communications.
10. The museum is interesting for people of all ages.

答案： 1. compared；with 2. do experiments 3. chemistry 4. control 5. whole 6. sand 7. coal 8. energy 9. communications 10. of all ages

**Ⅲ. 语篇填空**
The Science Museum in London is my favourite museum in the whole world. It is interesting for people 1. ________ all ages. It’s free 2. ________ (enter) and open 3. ________ (day) from 10 am to 6 pm. Different from other museums, you can talk and even run machines there. On the second and third floors, you can learn about communications and the environment as well as maths, physics and chemistry. The Launchpad is my favourite room. You can do a lot of physics 4. ________ (experiment) there. You can also learn about what medicine was like in the past on the fourth and fifth floors. If you compare the medicine of the past with the medicine of today, you 5. ________ (feel) very lucky next time you visit a doctor! So 6. ________ you ever go to London, make sure you visit the Science Museum!

答案： 1. of 2. to enter 3. daily 4. experiments 5. will feel 6. if

 **Ⅳ. 用括号内所给词的适当形式完成下列句子**
1. You can learn about communications (communicate) and the environment.
2. The book is popular with people of all ages (age).
3. When I got home, I saw him digging (dig) a hole in the garden.

答案： 1. communications 2. ages 3. digging

 **Ⅴ. 易混词或短语辨析**
find find out look for discover
1. I lost my necklace. With the help of my family, I found it finally.
2. Who discovered America first?
3. Can you find out what time the train leaves?
4. I looked for my pen everywhere, but I haven’t found it.

答案： 1. found 2. discovered 3. find out 4. looked for；found