Unit 7 The natural world 课时练-2025-2026学年译林版八年级英语上册

The natural world Unit 7 Part 1 Welcome to the unit Ⅰ.根据句意及汉语或首字母提示写出单词 1. Farmers are happy about the steady r________________ this month because it helps their crops grow tall and healthy. 2. Scientists study________________（企鹅）thick fur to learn how animals adapt to extreme cold environments. 3. The divers explored the c________________ r________________and took amazing photos of the fish swimming around them. 4. A healthy e________________ depends on every plant and animal playing its unique role in nature. 5. Good friends t________________ each other with honesty and always keep their promises. Ⅱ.用括号中所给单词的正确形式填空 1. ________________(help) others in need brings happiness and makes the world a better place. 2. Half of this delicious cake ________________(be)enough for me because I'm saving room for dinner. 3. After finishing the project, Tim felt proud of________________(he) for solving the problems alone. 4. Studying with friends helps me understand the ________________(different) between easy and hard questions. 5. There ________________(be) two new books about space in the library and one book about history, and they are very popular. Ⅲ.单项选择 1. Alice has ________________ time to prepare for the exam because she's been sick. She may fail. A. a little B. little C. a few D. few 2. The night view of the Qinhuai River in Nanjing is ________________ charming ________________visitors can't help taking pictures all the time. A. such; that B. such; as C. so; that D. so; as 3. Planting more trees can help improve the________________ , but changing the global ________________takes time. A. climate; weather B. environment; climate C. weather; climate D. environment; weather 4.—Is there ________________ I can do to help you with the project? —Yes, please pass me the red notebook on the desk. A. anything B. something C. nothing D. everything Part 2 Reading Ⅰ.根据句意及汉语提示、首字母提示或英文释义写出单词 1. Our science class visited the local ________________（池塘）to study frogs and learn about their life cycle. 2. The doctor explained how the ________________（肾脏） works like a filter（过滤器）, cleaning our blood every day. 3. When I spilled juice, I quickly grabbed a________________（海绵）to soak it up（吸收）before it dirtied the carpet. 4. Many birds build their nests in w________________because the water and plants provide food and shelter. 5. After a long trip, my brother r________________home safely, and we celebrated with his favourite meal. 6. Taking deep breath of fresh air is good for your ________________(two organs inside your chest which fill with air when you breathe in) and helps you feel more relaxed. Ⅱ.用括号中所给单词的正确形式填空 1. Just now, she ________________(hold) her little brother's hand tightly while crossing the busy street. 2. ________________(sad), my favourite ice cream shop closed, but we found a new one nearby. 3. We collected ________________(ton) of old books for the charity and made many kids happy. 4. Too much screen time can be ________________(harm), so we play outside every afternoon. 5. In the school play next month, Lily ________________(act) as a brave queen who saves her kingdom. 6. My mum ________________(replace) sugary drinks with water, and now our family stays healthier. Ⅲ.单项选择 1.—________________of the students in our class have passed the exam. —Oh, that means 20% of them should work harder. A. One fifth B. Four five C. Four fifths D. One five 2.—Miss Lin, did I perform badly in the Maths exam? —Don't worry, Lucy. Your score will be________________ 90 this time. A. around B. through C. below D. against 3. Some chemicals are very dangerous. We must________________ them in special containers and label them clearly. A. store B. clean C. sell D. mix 4.—Why does a simple meal like this cost so much? —We have ________________ the cost of the cup you broke just now. A. received B. included C. compared D. introduced 5. Many volunteers planted trees in the park last spring. ________________ , the air quality has improved,making the community healthier. A. Therefore B. Otherwise C. However D. Moreover 6. Don't be afraid of failure, Amy. Stand up from now on and ________________ sadness to have a new beginning. A. get on with B. get rid of C. get used to D. get out of 7. In Singapore, a southern Asian country, the Chinese ________________ the largest percentage of its population. So you can speak Chinese there. A. take up B. make up C. set up D. show up 8.——As we all know, land may become desert and no longer support plants. —So Chinese plant trees in the desert areas,which can ________________ the water from washing the earth away. A. protect B. pour C. prevent D. produce 9. The heavy snowstorm ________________ many travellers in the small village for two days. They had to wait for rescue teams. A. trapped B. saved C. protected D. carried 10. Can you tell me ________________ at the time of the rainstorm? A. what your brother is doing B. what was your brother doing C. What did your brother do D. what your brother was doing Part 3 Grammar & Word power Ⅰ.根据句意及汉语或首字母提示写出单词 1. The documentary showed ________________（野生生物） important role in maintaining a balanced ecosystem. 2. Many modern homes use smart s________________ to control lights and temperature, saving energy and money. 3. The n________________ birds outside my window wake me up early, but their songs make me happy. 4. Too much rain c________________ the football field become muddy, so we practice indoors instead. Ⅱ.用括号中所给单词的正确形式填空 1. We built a tall sandcastle on the ________________(sand) beach and decorated it with seashells. 2. During lunch, we usually discuss fun ________________(topic) such as favourite movies and summer vacation plans. 3. I thought the Maths problem was hard, but it was ________________(actual) easy after the teacher explained it. 4. We have a ________________(week) football practice every Saturday morning to prepare for the match. 5. It's ________________(like) to rain this afternoon, so don't forget to bring your umbrella. Ⅲ. 用 and, but, or, so填空 1. Study hard, ________________ you' ll achieve good grades in the final exam. 2. The cat is cute, clever, ________________ friendly. It likes to play with people. 3. You can take the bus ________________ the subway to the museum. Both are convenient. 4. I invited him to the party, ________________ he didn't come because of a sudden illness. 5. It was very cold outside, ________________ we put on warm coats before going out. 6. She enjoys reading books ________________ writing stories in her free time. 7. I don't like spicy food ________________ sour drinks. I like food that tastes sweet. 8. He tried his best to solve the problem,________________ he still couldn't find the answer. 9. The museum was closed, ________________ we went to the park instead. 10. Would you like some coffee ________________ tea? 11. You must finish your homework on time,________________ you' ll be punished by the teacher. Ⅳ.单项选择 1. The strong wind last night ________________ several trees in our neighbourhood. Now the streets are covered with broken branches. A. planted B. damaged C. watered D. grew 2. Which of the sentences follows the structure"S+V+IO+DO"? A. The temperature drops. B. He got hurt in an accident. C. My parents bought me a nice gift. D. I saw some kids kicking the ball. 3. What is the sentence structure of"Eddie is watching Hobo work."? A. S+V+O B. S+V+IO+DO C. S+V+P D. S+V+DO+OC 4. The store sells sweaters _a very good price. We can buy one _40 yuan. A. in; at B. on; for C. at; on D. at; for 5. Happiness itself is different for everyone, _ people explain it in different ways. A. until B. so C. unless D. though 6. It is not easy to change habits, _ with hard work and self-control, you can make it. A. or B. but C. and D. so 4 Integration Ⅰ.根据句意及汉语提示、首字母提示或音标写单词 1. In the d________________ , my family prefers cycling in the park instead of staying indoors. 2. The________________（项目）goal is to collect 500 old books for the village library by next month. 3. After the storm, we carefully stepped around the ________________（淤泥）to keep our shoes clean. 4. When it rained suddenly, we took c________________under the thick tree branches to stay dry. 5. During the school event, we greeted guests with"Hello, s________________ and m________________" to practice good manners. 6. The brave firefighters k________________ the spreading fire before it reached the nearby houses. 7. The team designed a model to clean ________________(/'weIstwɔːtə(r)/) and make it safe for small ponds. Ⅱ.用括号中所给单词的正确形式填空 1. The cat ________________(sleep) under the bench looked so peaceful that we took a photo quietly. 2. Mum made our meals ________________(balance) by adding colourful fruits and vegetables every day. 3. When ________________(walk) to school, I found a shiny coin and gave it to the lost child nearby. 4. The library encourages kids ________________(share)book reviews to build a fun reading community. 5. Tom volunteered ________________(teach) younger students Maths, and they improved their grades happily. 6. Recycling is one of the ________________(easy) ways to protect the earth, and our class does it daily. 7. We joined an ________________(environment) club to pick up rubbish and learn about saving energy. Ⅲ.单项选择 1. The teacher reminded us to ________________ hands________________ the harm of chemicals during the experiment. A. keep; for B. keep; free from C. stop; from D. prevent; from 2. We believe the action will ________________ better and better environment for both humans and nature. A. listen to B. get to C. write to D. lead to 3.—People along the Yangtze River don't allow them to ________________ factories. —That's because they want to protect the river. A. put up B. give up C. set up D. give out 4.—Why do you look so happy today? —My son has begun to work because the government ________________ more jobs for college students. A. organises B. discovers C. creates D. gathers 5. This medical condition is extremely ________________with only five cases reported worldwide. A. rare B. fresh C. simple D. nervous 6. The professor seems to know everything and he can answer all of our questions. We all admire him for his ________________ . A. result B. grade C. attention D. knowledge 7. The lesson we learn from the failure won't _ the problem but it's a step in the right direction. A. build B. solve C. agree D. paint 8.—I hope you can _ me with some information about the trip. —Sure. I'll _ you the most specific route about it. A. provide; offer B. offer; provide C. provide; provide D. offer; offer 9. With the help of his teacher, he _ much progress in writing since last year. A. made B. makes C. was making D. has made 10.—Studying hard is the key to passing exams.—_！I'll spend more time reviewing notes. A. You said it B. Who says C. No way D. You don't say Part 5 Further study Ⅰ.根据句意及汉语或首字母提示写出单词 1. I invited everyone I know to the birthday party, i________________ my new neighbour who just moved here last week. 2. Travelling can help us understand the world better and increase our k________________that we can't learn in class. 3. The team was not well b________________ . So the teacher was thinking about dividing the students again. 4. When you have difficulty s________________ the problem,you can ask me for help, and I will give you a helping hand. 5. I studied hard every day for the exam.T________________ , I scored full marks. 6. To make my room tidy, I decided to get r________________ of old toys by donating them. Ⅱ.用方框中所给单词或短语的正确形式填空 lead to; set up; create; effort; main; harm 1. Jack' s ________________ in practicing the piano daily paid off when he performed a lively melody at the school talent show. 2. In the meeting, the manager mentioned the accidents their carelessness ________________ to prevent them from happening again. 3. I ________________ spend my weekends reading adventure stories in the library. 4. The government ________________ more natural reserves in the next ten years, which means a lot to wildlife. 5. During the art festival, we used ________________methods like leaf painting to show nature's beauty. o reduce ________________ plastic waste, our class collects old water bottles and turns them into reusable plant pots. Ⅲ.单项选择 1.—There are 36 students in our class. But only________________ passed the maths exam. —That is to say,27 students failed it. What a difficult exam! A. a quarter B. one third C. two thirds D. three quarters 2. The sentence structure of"He is ringing someone to come and help us at the moment." is ________________ . A. S+V+P B. S+V+DO+OC C. S+V+DO D. S+V+IO+DO 3. Which of the following sentences follows the structure of"S+V+IO+DO"? A. Autumn leaves turn brown. B. I found him very interesting. C. Sandy's mum bought her a new hat. D. Tommy does some reading every day. 4. Try again, ________________ you will make it. Mike failed many times, ________________ he never gave up. A. but; but B. and; but C. or; and D. and; and 5. The medical team ________________ three doctors and five nurses. They work together to save lives. A. is made of B. is made from C. is made into D. is made up of Unit 7 提优卷 Ⅰ.单项选择（每小题1分，共10分） 1. Draw a mind map of the information you get when you go over your lessons. ________________ ,you won't forget some of it easily. A. However B. Anyway C. Otherwise D. Therefore 2.—Do your pets ________________ the white cat, Carl? ——Yes. I have three pet cats, ________________ this one. A. include; include B. including; included C. including; include D. include; including 3. "Yesterday my uncle bought me a new bike."The sentence structure is ________________ .. A. S+V B. S+V+P C. S+V+IO+DO D. S+V+DO+OC 4. Which of the following has the same sentence structure as" We found the beds very comfortable."? A. The boy built his little brother a big tent. B. The sun was shining brightly. C. Sandy is watching her father work. D. His voice sounded strange. 5.—World Environment Day is coming! Our school has ________________ a project called"Rethink,Reuse, Recycle". —When will it start? I can't wait. A. set up B. given away C. cut off D. paid for 6. A new study shows that learning a second language can ________________ an increase in intelligence. A. lead to B. think of C. put in D. look for 7. His speech is popular among the middle school students because it ________________ many problems that the teenagers care about. A. makes B. causes C. fills D. covers 8. Alice broke the vase by accident. She looked at it ________________ and promised that she would fix it. A. sadly B. carefully C. easily D. friendly 9. Our class decided to start a recycling ________________ ,including collecting bottles and making posters every Friday. A. subject B. project C. work D. design 10.——Let' s go hiking this weekend! The weather is perfect. —________________! I' ve been waiting for outdoor activities. A. You said it B. You can repeat it C. I disagree D. You said it before Ⅴ.词汇检测（每小题1分，共10分） A)根据句意及汉语提示或首字母提示写出单词。 1. The debate（辩论）club explores exciting t________________ such as technology trends every Friday. 2. It takes a________________ 30 minutes to bike from my house to the nearest beach. 3. Throwing rubbish carelessly d________________ the parks, so we organise weekly cleanup activities. 4. The school's e________________ project encourages students to plant more trees. 5. If everyone s________________ small disagreements peacefully, our classroom will be a happier place. B)用括号中所给单词的正确形式填空。 6. A third of students interviewed said that they(harm) themselves by accident before. 7. My little brother's room is always ________________(noise) because he loves playing with his toy cars. 8. We ________________(rare) eat fast food because we prefer cooking healthy meals at home. 9. Look! The squirrel is jumping between branches. It's time for them ________________(store)food before the snow comes. 10. We used small ________________(trap) with cheese to catch the mice that kept stealing our snacks. Unit 7 The natural world Part 1 Welcome to the unit Ⅰ.1. rainfall 2. penguins' 3. coral reefs 4. ecosystem 5. treat Ⅱ.1. To help/ Helping 2. is 3. himself 4. difference(s)5. are Ⅲ.1-4 BCBA Part 2 Reading Ⅰ.1. ponds 2. kidney 3. sponge 4. wetlands 5. returned 6. lungs Ⅱ.1. held 2. Sadly 3. tons 4. harmful 5. will act 6. replaces Ⅲ.1-5 CAABA 6-11 BBCADB Part 3 Grammar & Word power Ⅰ.1. wildlife' s 2. systems 3. noisy 4. causes Ⅱ.1. sandy 2. topics 3. actually 4. weekly 5. likely Ⅲ.1. and 2. and 3. or 4. but 5. so 6. and 7. or 8. but 9. so 10. or 11. or Ⅳ.1-6 BCDDBB Part 4 Integration Ⅰ 1. daytime 2. project' s 3. mud 4. cover 5. sir; madam 6. killed 7. wastewater Ⅱ.1. sleeping 2. balanced 3. walking 4. to share 5. to teach 6. easiest 7. environmental Ⅲ.1-5 BDCCA 6-10 DBADA Part 5 Assessment & Further study Ⅰ.1, including 2. knowledge 3. balanced 4. solving 5. Therefore 6. rid Ⅱ.1. efforts 2. led to 3. mainly 4. will set up 5. creative 6. harmful Ⅲ.1-5 ABCBD Unit 7提优卷 1 1-5 DDCCA 6-10 ADABA V. A)1. topics 2. around 3. damages 4. environmental 5. solves B)6. harmed 7. noisy 8. rarely 9. to store 10. traps 学科网（北京）股份有限公司 $