Unit 3 Make it happen单元基础练习卷 2025-2026学年外研版八年级英语上册

Unit 3 Make it happen单元基础练习卷

(满分：100 分 时间：90 分钟）

一、词汇考查，从 A、B、C、D 四个选项中选出最恰当的一项。（10分）

1. Easton built the robotic arm ______ plastic blocks and fishing line.

A. out of          B. in         C. on          D. at

2. The artificial arm ______ $80,000, which was too expensive for children.

A. cost            B. took       C. spent       D. paid

3. Easton decided to ______ his design online for free.

A. download        B. upload     C. post        D. invent

4. Benjamin Franklin was ______ about electricity and did many experiments.

A. curious          B. brave       C. selfish     D. careful

5. The lightning rod ______ buildings from lightning.

A. protects          B. prevents     C. warns     D. invents

6. Wan Hu was a ______ of space exploration in the Ming Dynasty.

A. scientist          B. pioneer      C. inventor   D. doctor

7. Zhang Heng invented the first ______ detector to predict earthquakes.

A. weather          B. space        C. earthquake   D. lightning

8. The Post-it Note was invented ______ accident by Arthur Fry.

A. on              B. by            C. in         D. with

9. The smart walking stick can ______ blind people about nearby objects.

A. warn            B. help           C. make      D. do

10. Curiosity is the key ______ new discoveries.

A.of               B. to             C. for        D. in

二、语法考查，从 A、B、C、D 四个选项中选出最佳答案。（10 分）

11. He enjoyed ______ problems one after another.

A. to solve       B. solving       C. solve       D. solved

12. Lily decided ______ a new cup for her grandfather.

A. design        B. to design      C. designing    D. designed

13. The invention ______ by a 17-year-old boy last year.

A. is made       B. was made        C. made      D. makes

14. ______ the failure, he kept working on his invention.

A. Despite       B. Although         C. If         D. Because

15. They spent years ______ the sky and the earth.

A. study         B. to study          C. studying   D. studied

16. ______ curious he is about the new machine!

A. What         B. How             C. What a    D. How a

17. The boy invented a stick ______ frozen juice.

A. to hold        B. holding           C. held      D. hold

18. She wished ______ a scientist when she grew up.

A. becoming      B. to become         C. become    D. became

19. The exhibition hall ______ many great inventions yesterday.

A. shows         B. showed           C. has shown   D. will show

20. ______ is important to share invention ideas with others.

1. This           B. That             C. It          D. What

三、词汇填空，用括号内单词的正确形式填空。（共 10 分）

21. Easton’s invention has ______ (help) many children.

22. The ______ (invent) of the telephone changed communication.

23. She is ______ (passionate) about science and wants to be an inventor.

24. The 3-D ______ (print) can make physical objects from digital designs.

25. They did many ______ (experiment) to test the new product.

26. The keyhole of nature ______ (open) doors to new discoveries.

27. The smart stick ______ (weigh) only 0.5 kilograms.

28. Despite the ______ (fail), they didn’t give up.

29. He is an ______ (imagine) boy who loves creating new things.

30. The invention was ______ (complete) by accident.

四、语法填空，阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。（每空两分，共 20 分）

Easton LaChappelle ____31 (be) a young inventor. At 14, he ____32 (build) a robotic arm from plastic blocks. Later, he met Jenny, a girl ____33 an artificial arm.

Her arm cost much money and wasn’t useful. Easton decided ____34 (help) her. He ____35 (invent) a new arm with a 3-D printer. It could move ____36 brain signals. Now, his design is online for free, ____37 (help) many people. Easton shows that curiosity and hard work can ____38 (create) amazing things. “I just want to ____39 (lend) a hand to those in need,” he says. His story teaches us that anyone can be an inventor if they ____40 (keep) trying.

五、阅读理解（共 10 小题，每小题 2 分，满分 20 分）

A 篇（教材改编：Easton 的发明故事）

Easton LaChappelle is a young inventor who created a robotic arm at 14. He built it using plastic blocks and fishing line. At a science fair, he met Jenny, a girl born without an arm. Her artificial arm cost $80,000 but was just a simple hook. Easton was shocked and decided to help. Using a 3-D printer, he invented a lighter arm that works with brain signals. By 23, he improved it to weigh only 0.5 kg and cost $500. Easton posted his design online for free, helping many children. His story shows that curiosity and a desire to help can lead to great inventions.

41. What did Easton use to build the first robotic arm?

A. Plastic blocks and fishing line.           B. 3-D printer.

C. Metal and wood.                      D. Brain signals.

42. Why was Easton shocked by Jenny’s arm?

A. It was too heavy.            B. It was too expensive.

C. It was too light.             D. It was too big.

43. How did Easton improve his invention at 16?

A. He made it work with brain signals.      B. He used plastic blocks.

C. He posted it online.                   D. He made it cheaper.

44. What did Easton do with his design?

A. Sold it for money.                B. Kept it secret.

C. Shared it for free.                D. Gave it to Jenny.

45. What’s the main idea of the passage?

A. Artificial arms are expensive.    B. Young inventors can make a difference.

C. 3-D printers are useful.         D. Science fairs are important.