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沪教版·英语（初中）八年级上册《Unit 4 Inventions》练习题

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本单元考点（4 个）

发明与科技相关词汇被动语态的基本结构被动语态一般过去时的用法描述发明用途的表达

本单元练习题（27 题）

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1. Unlike a candle, this small glass object gives light when electricity passes through it. It is a ___.

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2. Write the invention’s name in English: People in different places can use this device to speak to each other over a distance. It is a ___.

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3. Last month, a new type of folding bicycle ______ by a young engineer, and so far it ______ by thousands of cyclists because it can be folded and carried easily. A. was invented; has been used B. invented; has used C. was invented; is using D. had invented; has been used

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4. These small fans ___ in the school lab. A. make B. is made C. are made D. makes

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5. The television ___ in 1926, but the mobile phone ___ much later, in 1973. A. was invented; was invented B. invented; invented C. was invented; invented D. invented; was invented

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6. Complete the sentence with the correct forms of the words for a person and a thing: The person who invents a new machine is an ___; the machine is an ___.

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7. 用所给动词的正确形式填空（被动语态，一般过去时）。1. The light bulb ______ (invent) by Thomas Edison in 1879. 2. Paper ______ (make) from wood long ago. 3. These old cars ______ (repair) by the workers last month. 4. The first computer ______ (build) in 1946.

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8. 根据中文释义写出正确的单词，补全句子。1. The ________（轮子）is one of the most important inventions in history. 2. You can send messages quickly with a ________（智能手机）. 3. This new ________（机器人）can help people clean the house. 4. Edison ________（发明）the light bulb many years ago.

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9. 用所给动词的适当形式填空：The printing press ___ (invent) in China long ago, but modern e-readers ___ (produce) in factories today.

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10. The light bulb ______ by Edison more than 100 years ago. A. invents B. invented C. is invented D. was invented

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11. At the school exhibition yesterday, two new inventions ___ (not use) in the final test; instead, the model with a safer handle ___ (test) by the students.

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12. 选择正确的一项完成句子：A small machine for watering plants ___ by Leo last month, and two new parts ___ to it yesterday. A. was made; were added B. made; added C. is made; are added D. were made; was added

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13. 用所给动词的适当形式填空。Smart phones ______ (use) by people of all ages every day, and it is said that the first touch screen ______ (develop) in the 1960s. Please also write out the Chinese meaning of the word 'develop' in this sentence.

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14. Inventions make our lives better. Which sentence correctly describes the use of a mobile phone? A. It is used for talking with people far away. B. It is used to washing clothes. C. It is used by cooking food. D. It is used to flying in the sky.

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15. The smart fridge ______ by a Chinese company last year, and now it ______ in many homes around the world. A. was invented; is used B. invented; is used C. was invented; used D. invented; used

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16. 根据句意和所给提示，用描述发明用途的表达完成句子（每空一词）：The mobile phone ___ ___ to keep in touch with people anywhere. (use)

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17. 根据句意，选择恰当的动词形式完成句子。A simple phone holder ___ from old boxes yesterday, and it ___ by our science teacher. A. was made; was praised B. made; praised C. is made; was praised D. was made; praised

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18. Complete the sentences with the correct form of the words: 1. The computer ___ (invent) to help people work faster. 2. This new robot can ___ (use) to clean the house. 3. Paper ___ (make) to record things thousands of years ago.

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19. 根据句意及首字母提示补全单词，使句子完整、正确。 1. The Internet is used to s___ for useful information quickly. 2. The washing m___ helps us wash clothes easily. 3. The camera is u___ for taking photos. 4. Paper was i___ in China about two thousand years ago. 5. The light bulb gives us light, so it is a great i___.

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20. 用所给词的正确形式填空：A light machine for sorting books ___ (invent) by the students last year.

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21. 根据中文释义补全单词，注意区分词义相近的词。1. inv_ntion（发明） 2. inv_ntor（发明家） 3. cr_ate（创造）

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22. 用所给词的适当形式填空：Paper ______ (invent) in China long ago.

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23. “People use this tool every day.”改为被动语态后，哪一句结构正确？A. This tool is used every day. B. This tool uses every day. C. This tool is use every day. D. This tool does used every day.

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24. 补全被动语态的基本结构：主语 + ____ + 动词的过去分词。（填一个英语单词）

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25. 根据句意及首字母提示补全单词：The microwave oven is u___ to heat food quickly.

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26. 用所给动词的适当形式填空：Cars ______ (make) in many different countries now, and new invention ideas ______ (share) online every week.

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27. 根据中文释义补全本单元核心词汇。1. m_chine（机器）2. el_ctric（用电的）3. d_scover（发现）4. c_mera（照相机）5. t_lephone（电话）

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沪教版·英语（初中）其他单元练习题

Unit 1 Look it up!（27题）Unit 1 People around us（18题）Module 1 Unit 1 Great explorations（27题）Unit 1 Everyone is different（27题）Starter（27题）Unit 1 Helping those in need（27题）Unit 1 Friendship（27题）Unit 1 Great people（18题）Unit 2 School life（27题）Unit 2 Travelling around the world（18题）Unit 2 Amazing numbers（27题）Unit 2 Body language（27题）

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