Unit 2 语法(不定代词)讲解与练习 2026-2027学年沪教版四五学制英语八年级上册

该初中英语导学案聚焦Unit2 Digital life的复合不定代词语法，通过表格梳理some-/any-/every-/no-系列的构成及指代，区分肯定句、否定句、疑问句中的基础用法，搭建从基础不定代词到复合不定代词的学习支架，帮助学生衔接前后知识。 资料亮点在于系统提炼主谓一致、定语后置两大黄金考点，配套填空、单选、句型改写、汉译英等多样化练习及答案详解，助力学生精准掌握语法规则，提升语言能力（准确理解和表达复合不定代词用法），培养思维品质（分析用法差异与解决语法问题），发展学习能力（自主巩固与高效练习）。

Unit2 Digital life语法讲解与练习 一、复合不定代词知识点精讲 1. 构成 前缀 指代事物(-thing) 指代人(-body /-one) some- something 某物 somebody /someone 某人 any- anything 任何事物 anybody /anyone 任何人 every- everything 一切,所有事物 everybody /everyone 每个人 no- nothing 没有什么 nobody /no one 没有人 2. 基础用法区分 ① some-系列 多用于肯定句 用于疑问句:表委婉请求、邀请,期待对方给出肯定答复 I have something new to show you.(肯定句) Would you like something to eat?(委婉问句,不用 anything) ② any-系列 多用于否定句、普通疑问句 肯定句中,表示 “任何……” 例句: There isn’t anything wrong.(否定句) Is there anything I can help you?(普通疑问句) ③ every-系列 用于肯定句、疑问句,表示 “每一个”,强调整体 例句: Everyone must follow the rules. Has everybody finished the task? ④ no-系列 单词本身自带否定意义,形式上是肯定句,含义否定 nothing = not anything;nobody/no one = not anyone Nobody knows his plan. = No one knows his plan. = Anyone does not know his plan.(不常用) 3. 两大黄金考点 考点 1:主谓一致 复合不定代词作主语,谓语动词一律使用第三人称单数! Everyone likes music. Nothing is impossible. Everyone like music.(错误) 考点 2:定语后置 形容词、不定式修饰复合不定代词时,必须放在不定代词后面 something important 重要的事情 important something(错误) something to drink 一些喝的东西 4. 同义转换总结 nothing = not anything nobody = not anybody no one = not anyone 配套专项练习 . 用所给词的适当形式填空 1.There is (something) interesting in this story. 2.Is there (something) in the box? 3.Would you like (something) to drink? 4.The box is empty. There is (someone) inside. 5.He didn’t tell (something) about his trip. 6.Everything (be) ready for the party. 7.I looked everywhere but found (something). 8.Listen! (someone) is knocking at the door. 9. (everyone) in our class enjoys playing basketball. 10.Nobody (know) where he lives. 11.You can ask (someone) for help when you are in trouble. 12.There isn’t (anything) difficult for him. 13. (no one) can live without water. 14.I have (anything) important to tell you. 15.—Who is in the office? — (nobody). It’s empty. 16.Not (everyone) likes watching cartoons. 17.Can (anyone) answer this question? 18.When she arrived, (everything) was quiet. 19.Don’t worry. (nothing) serious happened. 20.Everyone (have) to finish homework on time. 21.He wants (anything) tasty for dinner. 22.There is (something) I want to discuss with you. 23.Did (someone) see my notebook? 24.I searched my bag, but (everything) was lost. 25.I need (something) to write with. . 单项选择 1.There isn’t in the room. It’s empty. A. something B. anything C. nothing D. everything 2. is calling your name. Go and have a look. A. Anyone B. Someone C. Everyone D. Nobody 3.Everyone in the group a new textbook. A. have B. has C. having D. are 4.—Would you like coffee? —Yes, please. A. something B. anything C. nothing D. everything 5.I have important to share with you. A. anything B. something C. everything D. nothing 6.—Who is in the playground? —. All students are in the classroom. A. Someone B. Anyone C. Everyone D. Nobody 7.Is there we can do to protect the environment? A. something B. anything C. nothing D. everything 8. is ready. Let’s start our trip. A. Nothing B. Anything C. Everything D. Someone 9.Nobody late for the meeting yesterday. A. is B. are C. was D. were 10.He searched for his wallet but found . A. anything B. something C. everything D. nothing 11.Not can swim in our class. A. everyone B. anyone C. someone D. nobody 12.Don’t tell about this secret. A. someone B. anyone C. everyone D. nobody 13.There is wrong with my bike. It can’t move. A. nothing B. everything C. something D. anything 14.All the bags are empty. is inside them. A. Everything B. Something C. Nothing D. Anyone 15.There is to eat in the fridge. Let’s go shopping. A. something B. anything C. nothing D. everything . 句型改写 1.There is nothing in the desk.(同义句) There in the desk. 2.Someone is waiting for you outside.(改为一般疑问句) waiting for you outside? 3.Everyone knows the answer.(改为否定句) knows the answer. 4.I have something to say.(改为否定句) I have to say. 5.Everything goes well.(改为一般疑问句) well? 6.Nobody can work out the problem.(同义句) can work out the problem. 7.He bought nothing in the shop.(同义句) He didn’t buy in the shop. 8.Something is wrong with the computer.(改为否定句) is wrong with the computer. 9.Everyone has a dictionary.(同义句) has a dictionary. 10.Is there anything interesting?(改为陈述句) There is interesting. . 汉译英 1.有人在门口等你。 2.冰箱里没有任何东西。 3.每个人都应该学会节约用水。 4.我有一些重要的事情告诉你。 5.没有人可以独自完成这项艰难的工作。 6.一切准备就绪,我们出发吧。 7.你想要喝点什么吗? 8.没有什么严重的事情。 9.有人丢失了一支黑色钢笔。 10.任何人都不能违反校规。 Keys . 单词适当形式填空 1.something 2.anything 3.something 4.nobody 5.anything 6.is 7.nothing 8.Someone 9.Everyone 10.knows 11.anyone 12.anything 13.No one 14.something 15.Nobody 16.everyone 17.anyone 18.everything 19.Nothing 20.has 21.something 22.something 23.anyone 24.nothing 25.something . 单项选择 1.B 2.B 3.B 4.A 5.B 6.D 7.B 8.C 9.C 10.D 11.A 12.B 13.C 14.C 15.C . 句型改写 1.isn’t anything 2.Is anyone 3.Nobody 4.don’t; anything 5.Does everything go 6.No one 7.anything 8.Nothing 9.Every one 10.something . 汉译英 1.Someone is waiting for you at the door. 2.There isn’t anything in the fridge. 3.Everyone should learn to save water. 4.I have something important to tell you. 5.Nobody can finish the hard work alone. 6.Everything is ready. Let’s set off. 7.Would you like something to drink? 8.Nothing serious happened. 9.Someone lost a black pen. 10.Nobody can break the school rules. 2 / 2 学科网(北京)股份有限公司 $