Unit 6 Nature and us 语法重点讲解及练习（综合训练）-2026-2027学年人教PEP版英语五年级上册

**基本信息** 以“Nature and us”主题整合一般现在时、情态动词等核心语法，通过规则梳理与分层练习提升语言运用能力和逻辑思维。 **综合设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |语法小结|6大语法点（含三单变化、must用法等）|主谓一致分人称规则、三单变化三类规律、must否定/疑问结构|以自然主题为线索，从基础时态到情态义务，再到动词/介词/句型应用，形成“概念-规则-场景”逻辑链| |专项练习|8类题型（含词形转换、填空、改错等）|动词三单直接应用规则、must语境辨析法、There be就近原则判断|题型覆盖语法点应用全场景，从单一规则到综合辨析，培养知识迁移与问题解决能力|

【人教PEP版五年级上册】 Unit 6 Nature and us 语法重点讲解及练习 单元语法小结 一、核心时态：一般现在时 1. 主谓一致规则 I/you/we/they+动词原形；he/she/单数动植物/单数事物+动词三单 2. 三单变化：直接+s；s/x/ch/sh/o结尾+es；辅音+y变y为i+es 二、情态动词must / mustn’t 1. must：必须，表义务、保护环境硬性要求，后接动词原形，无人称变化 肯定句：主语+must+动词原形 否定：mustn’t=must not，禁止、不准做破坏自然的行为 一般疑问句：Must+主语+动词原形 回答：Yes,…must. / No,…needn’t. 三、动词like用法 like+doing sth 喜欢做某事（长期爱好、习惯性行为） 四、介词固定搭配 1. live in+地点：居住在…… 2. on the Earth 在地球上 3. cut down 砍伐；save water节约用水；protect animals保护动物 五、There be句型 描述某处存在动植物、自然资源，就近原则：be动词由紧跟的第一个名词决定 There is+单数/不可数；There are+可数复数 六、易错知识点 must没有三单形式，任何人称后面都只用must+动词原形，不可写musts 专项练习 一、写出下列动词第三人称单数形式 1. live ________ 2. wash ________ 3. go ________ 4. fly ________ 5. study ________ 二、用must / mustn’t填空 1. We ________ protect wild animals. 2. You ________ pick flowers in the park. 3. People ________ save every drop of water. 4. We ________ throw rubbish into rivers. 5. Students ________ learn more about nature. 三、用所给词适当形式填空 1. The bird ________ (fly) south in winter. 2. Pandas like ________ (eat) bamboo. 3. My sister ________ (live) in a village near the forest. 4. We must ________ (keep) the river clean. 5. Does the monkey like ________ (climb) trees? 四、单项选择 ( ) 1. There ______ some clean water in the spring. A. is B. are C. have ( ) 2. We ______ waste food and natural resources. A. must B. mustn’t C. can ( ) 3. The rabbit ______ grass every day. A. eat B. eats C. eating ( ) 4. Must we plant more trees? —Yes, we ______. A. need B. must C. can ( ) 5. Many animals live ______ the forest. A. in B. on C. at 五、改错，找出句子中的错误并改正 1. He musts plant young trees every spring. ________ 2. There are some honey in the bottle. ________ 3. Birds likes building nests in tall trees. ________ 4. We must not pollute the sea. ________ 5. Do the tiger live in Asia? ________ 六、按要求改写句子 1. We must keep our earth clean.（改为否定句） ________________________________________ 2.The bear lives in cold places.（改为一般疑问句） ________________________________________ 3. Must we save trees?（做否定回答） ________________________________________ 4. They like living in warm places.（主语改为It改写句子） ________________________________________ 5. There is a deer behind the tree.（改为复数句） ________________________________________ 七、连词成句 1. must, we, down, not, trees, cut (.) ________________________________________ 2. like, elephants, drinking, water (.) ________________________________________ 3. on, all, live, the, Earth, we (.) ________________________________________ 4. lives, the, in, wolf, mountains (.) ________________________________________ 5. is, there, fresh, much, air, countryside, the, in (.) ________________________________________ 八、选词填空（in/on/save/pick/protect） 1. All living things live ______ the Earth. 2. We should ______ endangered animals. 3. Don’t ______ the young leaves on the trees. 4. People need to ______ water in daily life. 5. A lot of animals live ______ thick forests. 【参考答案】 一、 1. lives 2. washes 3. goes 4. flies 5. studies 二、 1. must 2. mustn’t 3. must 4. mustn’t 5. must 三、 1. flies 2. eating 3. lives 4. keep 5. climbing 四、 1.A 2.B 3.B 4.B 5.A 五、 1.musts→must 2.are→is 3.likes→like 4.正确 5.Do→Does 六、 1. We mustn’t keep our earth clean. 2. Does the bear live in cold places? 3. No, we needn’t. 4. It likes living in warm places. 5. There are some deer behind the tree. 七、 1. We must not cut down trees. 2. Elephants like drinking water. 3. We all live on the Earth. 4. The wolf lives in the mountains. 5. There is much fresh air in the countryside. 八、 1. on 2. protect 3. pick 4. save 5. in 学科网（北京）股份有限公司 $