Unit 4 Amazing Plants and Animals-2026-2027学年八年级英语上册词汇精讲精练（人教版）

Unit 4 Amazing Plants and Animals 知识点精讲（上） 核心词汇概览： popular tool;actually;appear;land;feel free to do;weigh;believe; connect,connected,be connected with without imagine disappointed connection 词汇精讲 序号 单词/短语 词汇讲解 popular 释义：adj.流行的：受欢迎的 /'pDpjsla(r)/ 词形变化：popularity(n.流行；普及) 搭配：be popular with/among受…欢迎 词根：popl-（人民) 例句：This song is very popular with teenagers. 这首歌在青少年中很受欢迎。 tool 释义：n.工具；用具 /tu:V 词形变化：复数tools 搭配：a tool for doin.gsth做某事的工具 例句：A knife is a useful tool in the kitchen. 刀是厨房里有用的工具。 3 actually 释义：adv.实际上；事实上 /'aekt fuali/ 词形变化：actual(adj.实际的：真实的) 词根：act-(行动) 例句：Actually,Idon't know the answer:. 实际上，我不知道答案。 4 appear 释义：v.出现：显得 A'pIa⑩/ 词形变化：appears(单三)；appeared(过去式/过去分词)： appearance n.出现；外貌 搭配：appear to be似乎是；appear+adj.显得 例句：A strange man appeared at the door.. 个陌生男子出现在门口。 land 释义：n.陆地；土地v.登陆：降落 Maend/ 词形变化：lands(单三)；landed(过去式/分词；landing(现在 分词) 搭配：by land由陆路；land on着陆在 例句：The plane landed safely on the runway. 飞机安全降落在跑道上。 6 feel free to do 释义：随意做某事 /fil fri:tu:du 词形变化：feel的过去式/过去分词felt 搭配：feel free to ask/ty/use随意问/试/使用 例句：Feel free to ask me any questions. 请随意问我任何问题。 weigh 释义：v.称重；重量为 /weI/ 词形变化：weighs(单三)；weighed(过去式/分词)；weighing (现在分词)；weight n.重量 搭配：weigh sth称…的重量；weigh+数字重… 例句：The box weighs 10 kilos. 这个箱子重10公斤。 8 believe 释义：V.相信；认为 /br'lizv/ 词形变化：believes(单三)：believed(过去式/分词)；beliefn. 信念；信仰 搭配：believe in信任；believe sb相信某人的话 例句：I believe what he said. 我相信他说的。 9 connect/connected/be 释义：v.连接；联系/adj.连接的/与…有联系 connected with 词形变化：connects(单三)：connecting(现在分词)；connection /ka'nekt//ka'nektid/ n.连接 搭配：connect A to/with B把A与B连接；be connected with与. 有关 词根：con-(共同)+nect(连接) 例句：Connect the mouse to the computer: 把鼠标连接到电脑上。 His illness is connected with stress. 他的病与压力有关。 10 without 释义：prep.没有；缺乏 wI'ǒat/ 搭配：without doing sth没有做某事 例句：She left without saying goodbye. 她没有说再见就离开了。 imagine 释义：V.想象：设想 h'maed3m/ 词形变化：imagines(单三)；imagined(过去式/分词)； imagination n.想象力 搭配：imagine doing sth想象做某事 例句：Can you imagine living on Mars? 你能想象在火星上生活吗？ 12 disappointed 释义：adj.失望的；沮丧的 disa'pomtid/ 词形变化：disappointv..使失望；disappointmentn.失望； disappointing adj..令人失望的 搭配：be disappointed with/i/at sth对…感到失望；be disappointed to do做某事感到失望 词根：dis-(否定)+appoint(任命) 例句：He was disappointed with the exam result 他对考试结果感到失望。 13 connection 释义：n.连接：联系；关系 /ka'nek.fn/ 词形变化：复数connections 搭配：in connection with与…有关；make a connection建立联 系 词汇关联：connect v.→connection n. 例句：There is a close connection between diet and health. 饮食与健康之间有密切联系。 二、专项训练 (一)单句填空（用所给词的适当形式填空） 1.This mobile game is very (popular)among students. 2.A hammer is a useful (tool)for fixing things. 3. (actual),I've never been to the Great Wall before. 4.The moon (appear)in the sky at night 5.The plane (land)safely at the airport just now. 6. (feel free)to use my dictionary when you need it. 7.The baby elephant (weigh)about 100 kilos at birth 8.1 (believe)that he will pass the exam. 9.Please (connect)this printer to your computer. 10.He went out (with)taking an umbrella. 11.Can you (imagine)a world without water? 12.She looked (disappoint)when she heard the bad news. (二)短文填空 Last weekend,I went to the science museum.At first,I 1. that the museum would be boring.But 2. it was quite interesting.I saw many 3. for experiments A guide told us that we should 4. free to try some of them.There was a huge model of the solar system.It 5.about 50 kilos.Then a robot 6. from behind a curtain.It could 7. to a smartphone and play music.I was a little 8. that I couldn't take it home.But the visit was still great.There is a strong 9. between technology and our daily life.10. water,the model couldn't work. (三)短文选词填空 (用方框中所给单词的适当形式填空，使短文完整正确。每个单词限用一次，每空限填一 个单词。) 方框词汇：popular,tool,actually,appear,land,feel free to,weigh,believe,connect, without,imagine,disappointed,connection Yesterday,our teacher took us to a farm.It was a good chance to learn about farm 1. First,the farmer showed us a big tractor.He said,"2. try driving it if you like."We all laughed.Then we saw a hen with her chicks.The hen 3. only about two kilos.She looked after them 4.any rest.After that,we 5. in a small field where sheep were grazing.A young sheep suddenly 6. from behind a tree.It was very cute.I 7. I could take it home,but I knew it was just a dream.Our teacher told us that farming is 8. with nature.This kind of visit is very 9. among students.There is a real 10. between hard work and good harvest. 11. the farmer's help,we couldn't learn so much.12. ,I think it was a great day.I wasn't 13. at all. (四)完成句子 根据所给汉语意思，用单词或短语完成下列英文句子。 1.这首歌在年轻人中很受欢迎。 This song is very young people. 2.实际上，我从未去过澳大利亚。 I have never been to australia. 3请随意提问，不要害羞。 Please ask questions and don't be shy. 4这个包裹重五公斤。 The parcel five kilos. 5我把电脑和打印机连接起来了。 the computer the printer. 6没有水，我们无法生存。 We cannot live water. 7.你能想象没有电的生活吗？ Can you life without electricity? 8他对比赛结果感到失望。 He was the result of the match. 9吸烟和癌症之间有联系。 There is a between smoking and cancer. 10.我相信她能够完成任务。 that she can finish the task 三、参考答案 (一)单句填空 1.popular ,2.tool 3.Actually 4.appears 5.landed 6.Feel free 7.weighs 8.believe 9.connect 10.without 11imagine 12.disappointed (二)短文填空 1.believed 2.actually 3.tools 4.feel 5.weighed 6.appeared 7.connect 8.disappointed 9.connection 10.Without (三)短文选词填空 1.tools 2.Feel free to ;3.weighed 4.without 5.landed 6.appeared 7.imagined 8.connected ;9.popular 10.connection 11.Without 12.Actually 13.disappointed (四)完成句子 1.popular with 2.Actually 3.feel free to 4.weighs 5.connected;to 6.without; 7.imagine ;8.disappointed with 9.connection 10.believe