Unit 2 School things重点知识总结 & 易错考点（专项训练）-2026-2027学年人教精通版英语三年级上册

**基本信息** 本专项聚焦三年级上册Unit 2学习用品主题，以10大易错考点为核心，构建“基础-提升-拓展”三级训练体系，系统提炼语法规则与语用技巧，强化语言能力与思维品质。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |10大考点|9题/考点（基础3+提升3+拓展3）|如不定冠词a/an按音素判断、this表近处、can表请求等|从词汇（学习用品名词）到语法（冠词/代词/be动词），再到句型（祈使句/礼貌用语），形成“词-句-语用”递进链条|

人教精通版 三年级上册 Unit 2 School things | 专项训练 最新人教精通版三年级上册Unit 2 School things 重点知识总结 & 易错考点专项训练 ★ 单元核心梳理 ★ 重点单词（认读 + 规范书写） pencil 铅笔 schoolbag 书包 pen 钢笔 ruler 直尺 eraser 橡皮 sharpener 卷笔刀 glue 胶棒 marker 马克笔 book 书 bag 包 look 看 have 有 can 能；会 use 用；使用 find 发现；找到 new 新的 nice 好看的 sure 当然 sorry 抱歉 it's=it is don't=do not ★ 重点短语 a new pencil 一支新铅笔 in my schoolbag 在我的书包里 an eraser 一块橡皮 every day 每天 pencil box 文具盒 look at 看 work together 一起工作 Here you are. 给你。 You're welcome. 不客气。 four treasures of the study 文房四宝 take out 拿出 point at 指一指 ★ 重点句型 I have a new pencil. 我有一支新铅笔。 It's nice! 它真好！ Can I use your eraser? 我能用你的橡皮吗？ Sure. Here you are. 当然。给你。 Sorry, I don't have a crayon. 抱歉，我没有蜡笔。 This is my book. 这是我的书。 Glad / Nice to meet you. 很高兴见到你。 — What's this? — It's a pen. 这是什么？它是一支钢笔。 Open your book, please. 请打开你的书。 Close your pencil box. 合上你的文具盒。 Take out your eraser. 拿出你的橡皮。 Put away your schoolbag. 收好你的书包。 ★ 重点语法 ① 学习用品名词认读：pencil / pen / ruler / eraser / schoolbag / book / bag / sharpener / glue / marker ② 课堂指令语：Show me your … / Open your … / Close your … / Take out your … / Put away your … ③ 指示代词 this（这个）：This is my … / This is …（介绍近处物品/人） ④ 不定冠词 a / an：a pen / a book / a ruler / an eraser / an apple（元音音素前用 an） ⑤ 物主代词 my（我的）/ your（你的）：Show me your pencil. / This is my bag. ⑥ 礼貌用语：please（请）；Sure. / Here you are.（给你）；Sorry.（抱歉）；You're welcome.（不客气） ⑦ be 动词复习：This is … / I'm … / You are … ⑧ 情态动词 can：Can I use your …? — Sure. / Sorry, I don't have a … ⑨ 大小写规则：I 永远大写；句首字母大写；物品名词不大写 ⑩ 缩写与全称：it's = it is / don't = do not / I'm = I am ★ 10 大重点易错考点 · 专项训练 考点1：不定冠词 a / an 的用法（辅音音素前用 a，元音音素前用 an） ◇ 基础题（选择题） ◇（ ）1. I have ____ new pencil. A. A. a B. B. an C. C. the ◇（ ）2. Olivia has ____ eraser in her pencil box. A. A. a B. B. an C. C. / ◇（ ）3. Jam buys ____ ruler at the shop in Qingdao. A. A. a B. B. an C. C. some ▷ 提升题（选择题） ▷（ ）1. Chen Wei finds ____ apple on the desk, not a pen. A. A. a B. B. an C. C. the ▷（ ）2. — What's this? — It's ____ egg. A. A. a B. B. an C. C. / ▷（ ）3. Lily has ____ orange crayon, not a red one. A. A. a B. B. an C. C. the ★ 拓展题（选择题） ★（ ）1. The rule: Use 'an' before a word with ____ first sound. A. A. consonant B. B. vowel C. C. s ★（ ）2. Which is WRONG? A. a eraser B. an eraser C. a pen A. A. A B. B. B C. C. C ★（ ）3. '____ old book' needs 'an' because 'old' begins with ____. A. A. vowel sound B. B. consonant C. C. s 考点2：指示代词 this（这个，近处）介绍物品/人 —— This is my … ◇ 基础题（选择题） ◇（ ）1. ____ is my book. A. A. This B. B. That C. C. It ◇（ ）2. Olivia says: '____ is my pencil.' A. A. That B. B. This C. C. It's ◇（ ）3. Jam points to a near bag: '____ is my schoolbag.' A. A. That B. B. This C. C. He ▷ 提升题（选择题） ▷（ ）1. Chen Wei introduces a friend: '____ is Zhou Kai.' A. A. This B. B. That C. C. He ▷（ ）2. Lily shows a near object: 'Look! ____ is a marker.' A. A. That B. B. This C. C. It ▷（ ）3. Bella in Xiamen writes: '____ is my new pen.' A. A. That B. B. This C. C. She ★ 拓展题（选择题） ★（ ）1. 'This is my eraser.' → The opposite（远处）would be: '____ is my eraser.' A. A. This B. B. That C. C. It ★（ ）2. Rule: 'This is …' is used to introduce someone ____ you. A. A. far from B. B. near C. C. behind ★（ ）3. Which is correct for introducing a person nearby? A. That is Bella. B. This is Bella. C. It is Bella. A. A. A B. B. B C. C. C 考点3：情态动词 can 表请求/能力 —— Can I use your …? 及回答 ◇ 基础题（选择题） ◇（ ）1. — Can I use your ruler? — ____. A. A. Yes, I can B. B. Sure. Here you are. C. C. I'm sorry ◇（ ）2. Olivia ____ use a sharpener very well. A. A. can B. B. is C. C. do ◇（ ）3. — Can Jam borrow your pen? — Sorry, I ____ have one. A. A. can't B. B. don't C. C. am not ▷ 提升题（选择题） ▷（ ）1. Chen Wei asks: '____ I use your eraser, please?' A. A. Do B. B. Am C. C. Can ▷（ ）2. — Can Lily open the book? — Yes, ____. A. A. I can B. B. she can C. C. you can ▷（ ）3. Bella says sorry because she ____ have a crayon. A. A. can't B. B. don't C. C. isn't ★ 拓展题（选择题） ★（ ）1. In Kunming, a student asks: '____ I use your glue?' — 'Sure.' A. A. Do B. B. Can C. C. Am ★（ ）2. Rule: After 'can / can't', the verb must be in ____. A. A. -s form B. B. -ing form C. C. base form ★（ ）3. 'Can I use your marker?' → Negative answer: 'Sorry, I ____ have one.' A. A. can't B. B. don't C. C. am not 考点4：物主代词 my（我的）/ your（你的）辨析 ◇ 基础题（选择题） ◇（ ）1. This is ____ book. A. A. I B. B. my C. C. you ◇（ ）2. Show me ____ pencil, please. A. A. you B. B. your C. C. my ◇（ ）3. Olivia says: 'This is ____ schoolbag.' A. A. I B. B. you C. C. my ▷ 提升题（选择题） ▷（ ）1. Chen Wei: 'Look at ____ new ruler.' A. A. you B. B. your C. C. my ▷（ ）2. Lily: 'Can I use ____ eraser?' A. A. you B. B. your C. C. my ▷（ ）3. Jam forgets ____ pencil box at home in Wuhan. A. A. he B. B. his C. C. him ★ 拓展题（选择题） ★（ ）1. Rule: 'my' means ____; 'your' means ____. A. A. your; my B. B. my; your C. C. mine; yours ★（ ）2. Which is correct? A. This is I book. B. This is my book. C. This is me book. A. A. A B. B. B C. C. C ★（ ）3. Complete: 'Show me ____ (you) pencil.' → Use the ____ form. A. A. your; possessive B. B. you; object C. C. yours; possessive 考点5：课堂指令祈使句 —— Open / Close / Take out / Put away / Show me ◇ 基础题（选择题） ◇（ ）1. ____ your book, please. A. A. Opens B. B. Open C. C. Opening ◇（ ）2. ____ out your eraser. A. A. Takes B. B. Take C. C. Taking ◇（ ）3. Olivia says: '____ away your schoolbag.' A. A. Puts B. B. Put C. C. Putting ▷ 提升题（选择题） ▷（ ）1. Chen Wei hears: '____ me your pencil, please.' A. A. Shows B. B. Show C. C. Showing ▷（ ）2. Lily is told: '____ close the door' → That is ____. A. A. Don't; negative B. B. Not; positive C. C. Don't; positive ▷（ ）3. Jam reads: '____ your pencil box.' (opposite of open) A. A. Open B. B. Close C. C. Take ★ 拓展题（选择题） ★（ ）1. In Jinan, the teacher says: '____ at the blackboard.' A. A. Look B. B. Looks C. C. Looking ★（ ）2. Rule: Imperative sentences begin with a ____ in its ____ form. A. A. noun; base B. B. verb; -s C. C. verb; base ★（ ）3. Which is a correct classroom instruction? A. Opens your book. B. Open your book. C. Opening your book. A. A. A B. B. B C. C. C 考点6：be 动词复习 —— This is … / I'm … / You are … ◇ 基础题（选择题） ◇（ ）1. This ____ my pen. A. A. am B. B. is C. C. are ◇（ ）2. I ____ Olivia. A. A. am B. B. is C. C. are ◇（ ）3. You ____ a good student. A. A. am B. B. is C. C. are ▷ 提升题（选择题） ▷（ ）1. Chen Wei ____ a new schoolbag. A. A. am B. B. is C. C. are ▷（ ）2. Lily and Zhang Hao ____ in the classroom. A. A. am B. B. is C. C. are ▷（ ）3. This ____ an eraser, not a sharpener. A. A. am B. B. is C. C. are ★ 拓展题（选择题） ★（ ）1. Rule: I + ____; you/we/they + ____; he/she/it/this + ____. A. A. am; is; are B. B. am; are; is C. C. are; am; is ★（ ）2. Which is WRONG? A. I is Bella. B. This is Bella. C. You are Bella. A. A. A B. B. B C. C. C ★（ ）3. 'That ____ my bag' → The missing word is ____. A. A. am B. B. is C. C. are 考点7：礼貌用语 —— please / Sure / Sorry / Here you are / You're welcome ◇ 基础题（选择题） ◇（ ）1. — Thank you! — ____ A. A. Sorry. B. B. Sure. C. C. You're welcome. ◇（ ）2. — Can I use your pen? — ____. Here you are. A. A. Sorry B. B. Sure C. C. Please ◇（ ）3. — I lost your eraser. — ____, it's OK. A. A. Sure B. B. Thanks C. C. Sorry ▷ 提升题（选择题） ▷（ ）1. Chen Wei says '____ you are' when giving a pencil. A. A. Here B. B. There C. C. Where ▷（ ）2. Lily adds '____' to make a request polite. A. A. sorry B. B. please C. C. welcome ▷（ ）3. Jam says 'You're welcome' after someone says '____'. A. A. sorry B. B. please C. C. thank you ★ 拓展题（选择题） ★（ ）1. In Xiamen, a shopkeeper says: '____ you are. That's ten yuan.' A. A. Here B. B. There C. C. Where ★（ ）2. Match: 'Sorry' expresses ____; 'Sure' expresses ____. A. A. apology; agreement B. B. thanks; refusal C. C. agreement; apology ★（ ）3. Which pair is correct? A. Thank you! — Sorry. B. Sorry! — You're welcome. C. Thank you! — You're welcome. A. A. A B. B. B C. C. C 考点8：缩写与全称 —— it's = it is / don't = do not / I'm = I am ◇ 基础题（选择题） ◇（ ）1. 'It's a pen.' means '____ a pen.' A. A. It are B. B. It is C. C. Is it ◇（ ）2. 'I'm Olivia.' means 'I ____ Olivia.' A. A. am B. B. is C. C. are ◇（ ）3. 'Don't open it.' means '____ open it.' A. A. Do not B. B. Does not C. C. Is not ▷ 提升题（选择题） ▷（ ）1. Chen Wei writes: '____ my schoolbag.' (full form) A. A. I am B. B. I is C. C. He is ▷（ ）2. Lily says: 'It is nice!' → Contracted: '____ nice!' A. A. It's B. B. Its' C. C. It are ▷（ ）3. 'Does not' is contracted to '____' in spoken English. A. A. don't B. B. doesn't C. C. isn't ★ 拓展题（选择题） ★（ ）1. Rule: In 'don't', the apostrophe (') replaces the letter ____ in 'do not'. A. A. o B. B. t C. C. n ★（ ）2. Which is WRONG? A. I'm = I am B. It's = It is C. He's = He are A. A. A B. B. B C. C. C ★（ ）3. 'You're' stands for '____'. A. You are B. Your C. You were A. A. A B. B. B C. C. C 考点9：大小写规则 —— I 永远大写 / 句首大写 / 物品名词不大写 ◇ 基础题（选择题） ◇（ ）1. Which letter is ALWAYS capital? A. a B. i C. I A. A. A B. B. B C. C. C ◇（ ）2. The first letter of a sentence must be ____. A. A. small B. B. capital C. C. italic ◇（ ）3. In 'This is my book', which word is wrongly capitalised if written 'Book'? A. A. This B. B. Book C. C. my ▷ 提升题（选择题） ▷（ ）1. Olivia writes: '____ have a pen.' The blank should be ____. A. A. i; small B. B. I; capital C. C. I; small ▷（ ）2. Chen Wei starts a sentence: '____ is my ruler.' Correct: '____' A. A. this; This B. B. This; this C. C. This; This ▷（ ）3. Lily sees 'PENCIL' on a box. Normal writing is '____'. A. A. Pencil B. B. pencil C. C. PENCIL ★ 拓展题（选择题） ★（ ）1. Rule: Names of things (nouns) are ____ in the middle of a sentence. A. A. capital B. B. small C. C. bold ★（ ）2. Which is correctly written? A. i have a book. B. I have a Book. C. I have a book. A. A. A B. B. B C. C. C ★（ ）3. 'In qingdao, jam buys a pen.' → Two errors: ____ and ____. A. A. qingdao; jam B. B. In; a C. C. qingdao; pen 考点10：学习用品词汇辨认与单复数（pen→pens, box→boxes） ◇ 基础题（选择题） ◇（ ）1. Which is a school thing? A. apple B. ruler C. cat A. A. A B. B. B C. C. C ◇（ ）2. Olivia has two ____ in her bag. A. A. pencil B. B. pencils C. C. pencil's ◇（ ）3. Jam puts three ____ on the desk. A. A. eraser B. B. erasers C. C. eraser's ▷ 提升题（选择题） ▷（ ）1. Chen Wei has five ____ (pencil box) in the shop in Wuhan. A. A. pencil box B. B. pencil boxs C. C. pencil boxes ▷（ ）2. Lily counts: one book, two ____, three rulers. A. A. pens B. B. pen C. C. pen's ▷（ ）3. Bella in Kunming sees many ____ (schoolbag) in the store. A. A. schoolbag B. B. schoolbags C. C. schoolbages ★ 拓展题（选择题） ★（ ）1. Rule: Nouns ending in -x, -s, -sh, -ch add ____ for plural. A. A. -s B. B. -es C. C. -ies ★（ ）2. Which is WRONG? A. two pencils B. three box C. four erasers A. A. A B. B. B C. C. C ★（ ）3. 'One marker, two ____' → plural of marker is ____. A. A. markers B. B. marker C. C. markes 参考答案与详细解析 考点1：不定冠词 a / an 的用法 ◇ 基础题： 1. I have ____ new pencil. 答案：A 解析：辅音音素/p/开头用a；an用于元音音素前。 2. Olivia has ____ eraser in her pencil box. 答案：B 解析：eraser以元音/e/开头，用an。 3. Jam buys ____ ruler at the shop in Qingdao. 答案：A 解析：ruler以辅音/r/开头，用a。 ▷ 提升题： 1. Chen Wei finds ____ apple on the desk, not a pen. 答案：B 解析：apple以元音/æ/开头，用an。 2. — What's this? — It's ____ egg. 答案：B 解析：egg以元音/e/开头，用an。 3. Lily has ____ orange crayon, not a red one. 答案：B 解析：orange以元音/ɒ/开头，用an。 ★ 拓展题： 1. The rule: Use 'an' before a word with ____ first sound. 答案：B 解析：an用于元音音素开头的词前。 2. Which is WRONG? A. a eraser B. an eraser C. a pen 答案：A 解析：eraser是元音开头，应用an而非a。 3. '____ old book' needs 'an' because 'old' begins with ____. 答案：A 解析：old以元音/əʊ/开头，用an。 考点2：指示代词 this（这个，近处） ◇ 基础题： 1. ____ is my book. 答案：A 解析：介绍近处物品用This is …。 2. Olivia says: '____ is my pencil.' 答案：B 解析：介绍近处物品用This is …。 3. Jam points to a near bag: '____ is my schoolbag.' 答案：B 解析：近处物品用This。 ▷ 提升题： 1. Chen Wei introduces a friend: '____ is Zhou Kai.' 答案：A 解析：介绍近处的人用This is …。 2. Lily shows a near object: 'Look! ____ is a marker.' 答案：B 解析：近处物品用This。 3. Bella in Xiamen writes: '____ is my new pen.' 答案：B 解析：近处物品用This is …。 ★ 拓展题： 1. 'This is my eraser.' → The opposite would be: '____ is my eraser.' 答案：B 解析：远处用That is …。 2. Rule: 'This is …' is used to introduce someone ____ you. 答案：B 解析：This用于介绍靠近说话人的人或物。 3. Which is correct for introducing a person nearby? B. This is Bella. 答案：B 解析：介绍近处的人用This is + 名字。 考点3：情态动词 can 表请求/能力 ◇ 基础题： 1. — Can I use your ruler? — ____. 答案：B 解析：肯定回答用Sure. Here you are.。 2. Olivia ____ use a sharpener very well. 答案：A 解析：can表能力，后接动词原形use。 3. — Can Jam borrow your pen? — Sorry, I ____ have one. 答案：B 解析：have的否定用don't have。 ▷ 提升题： 1. Chen Wei asks: '____ I use your eraser, please?' 答案：C 解析：请求许可用Can I …?。 2. — Can Lily open the book? — Yes, ____. 答案：B 解析：用she代替Lily回答。 3. Bella says sorry because she ____ have a crayon. 答案：B 解析：have的否定用don't have。 ★ 拓展题： 1. In Kunming, a student asks: '____ I use your glue?' — 'Sure.' 答案：B 解析：请求许可用Can I …?。 2. Rule: After 'can / can't', the verb must be in ____. 答案：C 解析：情态动词后接动词原形（base form）。 3. 'Can I use your marker?' → Negative answer: 'Sorry, I ____ have one.' 答案：B 解析：have的否定用don't have。 考点4：物主代词 my / your 辨析 ◇ 基础题： 1. This is ____ book. 答案：B 解析：my（我的）修饰名词book。 2. Show me ____ pencil, please. 答案：B 解析：your（你的）修饰名词pencil。 3. Olivia says: 'This is ____ schoolbag.' 答案：C 解析：my（我的）修饰名词schoolbag。 ▷ 提升题： 1. Chen Wei: 'Look at ____ new ruler.' 答案：C 解析：my（我的）修饰名词ruler。 2. Lily: 'Can I use ____ eraser?' 答案：B 解析：your（你的）修饰名词eraser。 3. Jam forgets ____ pencil box at home in Wuhan. 答案：B 解析：his（他的）是物主代词，修饰pencil box。 ★ 拓展题： 1. Rule: 'my' means ____; 'your' means ____. 答案：B 解析：my=我的，your=你的。 2. Which is correct? B. This is my book. 答案：B 解析：my修饰book，正确。 3. Complete: 'Show me ____ (you) pencil.' → Use the ____ form. 答案：A 解析：用your（物主代词）修饰pencil。 考点5：课堂指令祈使句 ◇ 基础题： 1. ____ your book, please. 答案：B 解析：祈使句以动词原形Open开头。 2. ____ out your eraser. 答案：B 解析：祈使句以动词原形Take开头。 3. Olivia says: '____ away your schoolbag.' 答案：B 解析：祈使句以动词原形Put开头。 ▷ 提升题： 1. Chen Wei hears: '____ me your pencil, please.' 答案：B 解析：祈使句以动词原形Show开头。 2. Lily is told: '____ close the door' → That is ____. 答案：A 解析：Don't构成否定祈使句。 3. Jam reads: '____ your pencil box.' (opposite of open) 答案：B 解析：Close（合上）是Open的反义词。 ★ 拓展题： 1. In Jinan, the teacher says: '____ at the blackboard.' 答案：A 解析：祈使句以动词原形Look开头。 2. Rule: Imperative sentences begin with a ____ in its ____ form. 答案：C 解析：祈使句以动词原形（base form）开头。 3. Which is correct? B. Open your book. 答案：B 解析：祈使句用动词原形Open。 考点6：be 动词复习 ◇ 基础题： 1. This ____ my pen. 答案：B 解析：This是单数，be动词用is。 2. I ____ Olivia. 答案：A 解析：I后用am。 3. You ____ a good student. 答案：C 解析：You后用are。 ▷ 提升题： 1. Chen Wei ____ a new schoolbag. 答案：B 解析：Chen Wei是单数，用is。 2. Lily and Zhang Hao ____ in the classroom. 答案：C 解析：Lily and Zhang Hao是复数，用are。 3. This ____ an eraser, not a sharpener. 答案：B 解析：This是单数，用is。 ★ 拓展题： 1. Rule: I + am; you/we/they + are; he/she/it/this + is. 答案：B 解析：be动词搭配规则。 2. Which is WRONG? A. I is Bella. 答案：A 解析：I后必须用am，不能用is。 3. 'That ____ my bag' → The missing word is ____. 答案：B 解析：That是单数，用is。 考点7：礼貌用语 ◇ 基础题： 1. — Thank you! — ____ 答案：C 解析：回应感谢用You're welcome.。 2. — Can I use your pen? — ____. Here you are. 答案：B 解析：肯定回答用Sure.。 3. — I lost your eraser. — ____, it's OK. 答案：C 解析：道歉用Sorry.。 ▷ 提升题： 1. Chen Wei says '____ you are' when giving a pencil. 答案：A 解析：递东西时说Here you are.。 2. Lily adds '____' to make a request polite. 答案：B 解析：请求时加please（请）。 3. Jam says 'You're welcome' after someone says '____'. 答案：C 解析：回应Thank you!用You're welcome.。 ★ 拓展题： 1. In Xiamen, a shopkeeper says: '____ you are. That's ten yuan.' 答案：A 解析：递东西时用Here you are.。 2. Match: 'Sorry' expresses apology; 'Sure' expresses agreement. 答案：A 解析：Sorry表道歉，Sure表同意。 3. Which pair is correct? C. Thank you! — You're welcome. 答案：C 解析：感谢与回应的正确搭配。 考点8：缩写与全称 ◇ 基础题： 1. 'It's a pen.' means '____ a pen.' 答案：B 解析：It's = It is。 2. 'I'm Olivia.' means 'I ____ Olivia.' 答案：A 解析：I'm = I am。 3. 'Don't open it.' means '____ open it.' 答案：A 解析：Don't = Do not。 ▷ 提升题： 1. Chen Wei writes: '____ my schoolbag.' (full form) 答案：A 解析：I'm的完整形式是I am。 2. Lily says: 'It is nice!' → Contracted: '____ nice!' 答案：A 解析：It is缩写为It's。 3. 'Does not' is contracted to '____' in spoken English. 答案：B 解析：Does not缩写为doesn't。 ★ 拓展题： 1. Rule: In 'don't', the apostrophe replaces the letter ____ in 'do not'. 答案：A 解析：don't中'代替了o。 2. Which is WRONG? C. He's = He are 答案：C 解析：He's = He is，不是He are。 3. 'You're' stands for '____'. A. You are 答案：A 解析：You're = You are。 考点9：大小写规则 ◇ 基础题： 1. Which letter is ALWAYS capital? C. I 答案：C 解析：在英语中，字母I（我）永远大写。 2. The first letter of a sentence must be ____. 答案：B 解析：句首字母必须大写。 3. In 'This is my book', 'Book' would be wrongly capitalised. 答案：B 解析：句中普通名词不大写，Book应小写。 ▷ 提升题： 1. Olivia writes: '____ have a pen.' The blank should be ____. 答案：B 解析：I永远大写，且be动词用am。 2. Chen Wei starts: '____ is my ruler.' Correct: '____' 答案：A 解析：句首this应大写为This。 3. Lily sees 'PENCIL' on a box. Normal writing is '____'. 答案：B 解析：句中普通名词pencil应小写。 ★ 拓展题： 1. Rule: Names of things are ____ in the middle of a sentence. 答案：B 解析：句中普通名词不大写。 2. Which is correctly written? C. I have a book. 答案：C 解析：I大写，句首I，名词小写，正确。 3. 'In qingdao, jam buys a pen.' → Two errors: ____ and ____. 答案：A 解析：地名Qingdao和人名Jam都应大写。 考点10：学习用品词汇辨认与单复数 ◇ 基础题： 1. Which is a school thing? B. ruler 答案：B 解析：ruler（尺子）是学习用品。apple是水果，cat是动物。 2. Olivia has two ____ in her bag. 答案：B 解析：pencil复数加s变pencils。 3. Jam puts three ____ on the desk. 答案：B 解析：eraser复数加s变erasers。 ▷ 提升题： 1. Chen Wei has five ____ (pencil box) in the shop in Wuhan. 答案：C 解析：以x结尾加es变pencil boxes。 2. Lily counts: one book, two ____, three rulers. 答案：A 解析：pen复数加s变pens。 3. Bella in Kunming sees many ____ (schoolbag) in the store. 答案：B 解析：schoolbag复数加s变schoolbags。 ★ 拓展题： 1. Rule: Nouns ending in -x, -s, -sh, -ch add ____ for plural. 答案：B 解析：以x/s/sh/ch结尾加es。 2. Which is WRONG? B. three box 答案：B 解析：box应以boxes为复数。 3. 'One marker, two ____' → plural of marker is ____. 答案：A 解析：marker复数加s变markers。 学科网（北京）股份有限公司 $