Unit 4-Unit 6（易错题专项训练·基础知识）英语外研版三起四年级下册（新教材）

英语外研版六三制四年级下册期中易错题（Unit4-Unit6） 专题01 基础知识·易错题专项训练 语音、词汇、短语 基础知识 高频易错点、易错点提示、小练笔、答题点拨 易错精讲 语调与字母组合发音（e /iː/&/e/、o-e /əʊ/、air&are /eə/、a_e /eɪ/）高频易错点01 课本原句 1.We help the wheat grow. We can be he, she, we, me. (Unit4 P36) 2.He can note the vote on the home page. (Unit5 P46) 3.The girl with fair hair sits on the chair. (Unit5 P44) 4.I can make a cake on this date. (Unit6 P56) 5.What are you doing? ↓(Unit4 P32) 6.Are the seeds growing? ↑(Unit4 P33) 7.What do you do at the fair? ↓(Unit5 P42) 8.Are there any games? ↑(Unit5 P43) 9.What are you wearing? ↓(Unit6 P52) 10.Are you wearing a skirt? ↑(Unit6 P53) 基础知识精讲 1.语调核心规则 特殊疑问句（what/where/how/who等疑问词开头，询问具体信息）：句末用降调↓，语气笃定，符合母语者日常表达习惯。 一般疑问句（be动词/助动词开头，可用Yes/No回答）：句末用升调↑，语气试探、礼貌，用于确认信息。 陈述句（描述状态/动作）：句末用降调↓，语气平稳，陈述事实。 2.发音核心规则 e /iː/：长元音，舌尖抵下齿，嘴角向两侧拉开，嘴型扁平固定，声音饱满拉长，不可读成短音/e/。 e /e/：短元音，嘴型自然张开，舌尖抵下齿，发音短促有力，不可拖长读成/iː/。 o_e /əʊ/：双元音，必须有从/ə/到/ʊ/的口型滑动，词尾e不发音，不可丢掉/ə/音直接读成/ʊ/。 air/are /eə/：双元音，口型从/e/滑向/ə/，声音饱满，不可读成单音/ɑː/。 a_e /eɪ/：双元音，口型从/e/滑向/ɪ/，词尾e不发音，必须有口型滑动，不可读成短音/e/。 易错点提示 1.语调类易错点 ✗ 错误1：特殊疑问句读升调，语气生硬、不符合表达习惯 ✓纠正：除没听清追问的特殊场景，what/how等开头的特殊疑问句，日常提问一律用降调。 ✗ 错误2：一般疑问句读降调，语气突兀、不礼貌 ✓纠正：可用Yes/No回答的一般疑问句，句末必须上扬，语气更自然得体。 ✗ 错误3：陈述句句末随意上扬，语义表达模糊 ✓纠正：陈述事实的陈述句，句末一律用降调，保持语气平稳。 2.发音类易错点 ✗ 错误1：e /iː/ 读成短音/e/，口型不到位、时长不足 ✓纠正：/iː/ 是长元音，嘴型固定，声音拖够时长，不可短促收尾。 ✗ 错误2：o_e /əʊ/ 无口型滑动，直接读成/ʊ/，发音不完整 ✓纠正：必须有从/ə/到/ʊ/的口型滑动，完整发出/əʊ/音。 ✗ 错误3：air&are /eə/ 读成/ɑː/，混淆发音口型 ✓纠正：双元音必须有从/e/到/ə/的口型变化，声音饱满，类似汉字“爱儿”的连读。 ✗ 错误4：a_e /eɪ/ 读成短音/e/，无口型滑动 ✓纠正：双元音必须有从/e/到/ɪ/的口型变化，声音拉长，类似汉字“诶”的拉长音。 小练笔 一、单项选择 ( ) 1. 下列句子中，句末语调使用错误的一项是______。 A. What are you doing? ↓ B. Are the seeds growing? ↑ C. What do you do at the fair? ↑ ( ) 2. 下列单词中，e发音与其他两项不同的是______。 A. she B. bed C. me ( ) 3. 下列单词中，o-e发音为/əʊ/的是______。 A. home B. hot C. not ( ) 4. 下列单词中，air发音与其他两项不同的是______。 A. fair B. chair C. car ( ) 5. 下列单词中，a-e发音为/eɪ/的是______。 A. cat B. cake C. cap 二、判断下列句子语调是否正确，正确写T，错误写F ( ) 6. Are there any games? ↓ ( ) 7. What are you wearing? ↓ ( ) 8. We grow wheat in the fields. ↓ 三、找出发音不同类的单词 ( ) 9.A. we B. red C. pen ( ) 10.A. note B. nose C. not 1.C。解析：What do you do at the fair?是特殊疑问句，句末应用降调↓，C选项用升调↑，使用错误。 2.B。解析：she和me中e发音为/iː/，bed中e发音为/e/，与其他两项不同。 3.A。解析：home中o-e发音为/əʊ/，hot和not中o发音为/ɒ/，故选A。 4.C。解析：fair和chair中air发音为/eə/，car中ar发音为/ɑː/，与其他两项不同。 5.B。解析：cake中a-e发音为/eɪ/，cat和cap中a发音为/æ/，故选B。 6.F。解析：Are there any games?是一般疑问句，句末应用升调↑，不是降调↓。 7.T。解析：What are you wearing?是特殊疑问句，句末用降调↓，使用正确。 8.T。解析：We grow wheat in the fields.是陈述句，句末用降调↓，使用正确。 9.A。解析：red和pen中e发音为/e/，we中e发音为/iː/，发音不同。 10.C。解析：note和nose中o-e发音为/əʊ/，not中o发音为/ɒ/，发音不同。 点 拨 介词搭配（植物生长位置in/on/under、穿戴类in/on/with）高频易错点02 课本原句 1.Put the seed in the earth. (Unit4 P32) 2.The roots are under the ground. (Unit4 P34) 3.There are many flowers on the sunflower plant. (Unit4 P34) 4.Plants grow well in the sun. (Unit4 P35) 5.The boy in a blue shirt is my brother. (Unit6 P56) 6.There is a beautiful hat on her head. (Unit6 P53) 7.My father is a man with glasses. (Unit6 P56) 基础知识精讲 1.植物生长位置介词核心搭配规则 in + 封闭/内部空间：用于泥土、土壤等内部空间，例：put the seed in the earth、in the sun（固定搭配，在阳光下）。 on + 物体表面：用于植物本体、地面等表面，例：flowers on the plant、on the tree（长在树上的果实/花叶）。 under + 物体下方：用于地面、土壤下方，例：roots under the ground、under the tree（在树下）。 2.穿戴类介词核心搭配规则 in + 衣物/颜色：表“穿着某衣物/某颜色的衣服”，后接衣物名词或颜色词，侧重整体穿戴状态。 on + 身体部位：表“穿戴在某身体部位上”，后接身体部位名词，侧重穿戴的位置。 with + 配饰：表“带着/戴着某配饰”，后接眼镜、围巾等配饰类名词，侧重随身携带/佩戴的状态。 易错点提示 ✗ 错误1：种子放进泥土误用on，写成put the seed on the earth ✓纠正：种子埋在泥土内部，固定搭配in the earth，介词必须用in。 ✗ 错误2：根在地下误用in，写成roots in the ground ✓纠正：根在地面下方，强调位置在……之下，介词用under，under the ground。 ✗ 错误3：衣物前介词误用on/with，写成the boy on a blue shirt ✓纠正：描述穿着某件衣服，介词用in，the boy in a blue shirt。 ✗ 错误4：身体部位前介词误用in/with，写成a hat in her head ✓纠正：描述穿戴在身体部位上，介词用on，a hat on her head。 ✗ 错误5：配饰前介词误用in/on，写成a girl in glasses ✓纠正：描述佩戴配饰，介词用with，a girl with glasses。 ✗ 错误6：固定搭配in the sun误用under，写成under the sun ✓纠正：“在阳光下”是固定搭配in the sun，介词用in。 小练笔 一、单项选择 ( ) 1. Put the seed ______ the earth. It will grow. A. on B. in C. under ( ) 2. The roots are ______ the ground. A. in B. on C. under ( ) 3. The woman ______ a purple coat is my aunt. A. in B. on C. with ( ) 4. There is a beautiful hat ______ her head. A. in B. on C. with ( ) 5. Which sentence is wrong? A. Plants grow well in the sun. B. The girl with glasses is my sister. C. The boy on a red T-shirt is my brother. 二、用合适的介词填空 6.The flowers are ______ the plant. 7.My grandpa works ______ the fields. 8.The man ______ black is our teacher. 9.She has a watch ______ her left hand. 10.I want to live ______ the house with a big garden. 1.B。解析：“把种子放进泥土里”是埋在内部，用in the earth，故选B。 2.C。解析：根在地下，强调在……下方，用under the ground，故选C。 3.A。解析：后接衣物a purple coat，表“穿着紫色外套的女人”，用介词in，故选A。 4.B。解析：后接身体部位her head，表“帽子在她头上”，用介词on，故选B。 5.C。解析：C选项介词使用错误，描述穿着T恤应用介词in，正确写法是The boy in a red T-shirt is my brother.，故选C。 6.on。解析：花朵长在植物表面，介词用on。 7.in。解析：固定搭配in the fields“在田地里”，介词用in。 8.in。解析：后接颜色black，表“穿着黑色衣服的男人”，介词用in。 9.on。解析：后接身体部位her left hand，表“手表在左手上”，介词用on。 10.in。解析：“在房子里”是内部空间，介词用in。 点 拨 use sth. to do sth. 固定搭配高频易错点03 课本原句 1.We use plants to make paper. (Unit4 P35) 2.Farmers use seeds to grow crops. (Unit4 P35) 3.We use cotton to make clothes. (Unit4 P35) 基础知识精讲 1.核心含义：use sth. to do sth. 意为“用某物做某事”，是本单元高频固定搭配，用于描述植物的用途。 2.核心结构 肯定句：主语 + use + 某物 + to + 动词原形 + 其他. 否定句：主语 + don't/doesn't + use + 某物 + to + 动词原形 + 其他.（主语为第三人称单数时用doesn't） 核心规则：to是不定式符号，后面必须接动词原形，不能接动词-ing形式。 3.拓展搭配 同义句型：use sth. for doing sth.（for后接动词-ing形式），与use sth. to do sth. 可互换，例：We use plants for making paper. 易错易混：use sth. to do sth.（表动作目的），be used for doing sth.（表被动用途）。 易错点提示 ✗ 错误1：to后接动词-ing形式，未接动词原形，We use plants to making paper.（错误） ✓纠正：不定式to后必须接动词原形，We use plants to make paper.（正确） ✗ 错误2：混淆to和for的用法，We use plants for make paper.（错误） ✓纠正：for后接动词-ing形式，We use plants for making paper.（正确）；to后接动词原形，二者不可混用。 ✗ 错误3：主语是第三人称单数时，use未变三单形式，He use wood to make chairs.（错误） ✓纠正：主语he是第三人称单数，一般现在时中use变为uses，He uses wood to make chairs.（正确） ✗ 错误4：同义句转换时动词形式不变，把to do句型转为for doing句型时，make不变形 ✓纠正：We use wood to make chairs. 转为for句型应为We use wood for making chairs.，make要变为动名词making。 小练笔 一、单项选择 ( ) 1. We use cotton ______ clothes. A. make B. to make C. making ( ) 2. People use wheat ______ bread. A. to make B. make C. making ( ) 3. Farmers use water ______ plants. A. water B. to water C. watering ( ) 4. We ______ use flowers to feed animals. A. don't B. doesn't C. aren't ( ) 5. Which sentence is right? A. We use plants to make chairs. B. They use wood for make desks. C. She use cotton to make T-shirts. 二、句型转换 6.We use plants to make paper.（改为同义句） We use plants ______ ______ paper. 7.People use wheat to make noodles.（改为否定句） People ______ ______ wheat to make noodles. 8.Farmers use seeds to grow rice.（改为一般疑问句） ______ farmers ______ seeds to grow rice? 9.She uses wood to make a box.（对划线部分提问） ______ ______ she use wood to do? 10.They use leaves to make tea.（改为同义句） They use leaves ______ ______ tea. There be就近原则1.B。解析：固定搭配use sth. to do sth.，to后接动词原形make，故选B。 2.A。解析：固定搭配use sth. to do sth.，to后接动词原形make，故选A。 3.B。解析：固定搭配use sth. to do sth.，to后接动词原形water（浇水），故选B。 4.A。解析：主语we是复数，一般现在时的否定句用助动词don't，故选A。 5.A。解析：B选项for后应接动名词making；C选项主语she是第三人称单数，use应变为uses；A选项句型正确，故选A。 6.for making。解析：use sth. to do sth. 同义句型为use sth. for doing sth.，make的动名词是making。 7.don't use。解析：主语people是复数，一般现在时否定句用助动词don't，后接动词原形use。 8.Do; use。解析：主语farmers是复数，一般疑问句用助动词Do，后接动词原形use。 9.What does。解析：对动作make a box提问用what，主语she是第三人称单数，助动词用does。 10.for making。解析：use sth. to do sth. 同义句型为use sth. for doing sth.，make的动名词是making。 点 拨 高频易错点04 课本原句 1.There is a tree in my painting. (Unit5 P42) 2.There are many students at the Art Festival. (Unit5 P43) 3.Is there a library in your school? (Unit5 P43) 4.Are there any games at the fair? (Unit5 P43) 基础知识精讲 1.核心含义：There be句型表示“某地有某物/某人”，用于描述学校活动、场景中存在的人或物，是本单元核心语法。 2.核心结构 肯定句：There is + 单数可数名词/不可数名词 + 地点状语. There are + 复数可数名词 + 地点状语. 否定句：There is/are + not + 名词 + 地点状语.（is not=isn't，are not=aren't） 一般疑问句：Is/Are + there + 名词 + 地点状语? 肯定回答：Yes, there is/are. 否定回答：No, there isn't/aren't. 3.核心规则：就近原则——be动词的单复数由离它最近的名词的单复数决定。 例：There is a pen and two books on the desk.（离be动词最近的是a pen，单数，用is） There are two books and a pen on the desk.（离be动词最近的是two books，复数，用are） 4.易错补充：肯定句中用some，否定句和疑问句中some要改为any。 易错点提示 ✗ 错误1：be动词单复数与后面的名词不匹配，There is many students.（错误） ✓纠正：many students是复数，be动词用are，There are many students.（正确） ✗ 错误2：违背就近原则，There are a book and two pens on the desk.（错误） ✓纠正：离be动词最近的是a book，单数，be动词用is，There is a book and two pens on the desk.（正确） ✗ 错误3：否定句和疑问句中仍用some，Are there some games?（错误） ✓纠正：否定句和疑问句中some要改为any，Are there any games?（正确） ✗ 错误4：一般疑问句回答错误，Is there a library? 回答Yes, it is.（错误） ✓纠正：There be句型的一般疑问句，回答必须用there，Yes, there is.（正确） ✗ 错误5：混淆have/has和there be，There have a tree in the park.（错误） ✓纠正：there be句型表示“某地存在某物”，have/has表示“某人拥有某物”，不可混用，正确写法是There is a tree in the park. 小练笔 一、单项选择 ( ) 1. There ______ a big playground in our school. A. is B. are C. am ( ) 2. There ______ many students at the school fair. A. is B. are C. be ( ) 3. There ______ a pen and three books on the desk. A. is B. are C. have ( ) 4. —Is there a Drama Night in your school? —No, ______. A. there is B. there isn't C. there aren't ( ) 5. Which sentence is right? A. There are a library in our school. B. Are there any games at the fair? C. There have some flowers in the park. 二、用be动词的适当形式填空 6.There ______ a culture fair in our school every year. 7.There ______ two baby birds in the tree. 8.There ______ some milk in the glass. 9.______ there any trees in the forest? 10.There ______ no rain today. 1.A。解析：a big playground是单数名词，be动词用is，故选A。 2.B。解析：many students是复数名词，be动词用are，故选B。 3.A。解析：There be句型遵循就近原则，离be动词最近的a pen是单数，be动词用is，故选A。 4.B。解析：Is there开头的一般疑问句，否定回答是No, there isn't.，故选B。 5.B。解析：A选项a library是单数，be动词应用is；C选项there be句型不能和have混用；B选项句型正确，故选B。 6.is。解析：a culture fair是单数名词，be动词用is。 7.are。解析：two baby birds是复数名词，be动词用are。 8.is。解析：milk是不可数名词，be动词用is。 9.Are。解析：any trees是复数名词，be动词用are，句首首字母大写。 10.is。解析：rain是不可数名词，be动词用is。 点 拨 名词复数拼写易错 高频易错点05 课本原句 1.There are many leaves on the tree. (Unit4 P34) 2.There are two mice in the picture. (Unit5 P44) 3.I have two pairs of shorts. (Unit6 P52) 4.There are many photos on the wall. (Unit5 P43) 基础知识精讲 1.名词复数拼写规则（易错重点） 一般情况：直接加s，例：seed→seeds、root→roots、event→events、shirt→shirts、student→students（易漏写s）。 以s、x、ch、sh结尾：加es，例：bus→buses、box→boxes、dress→dresses（易错写为dresss、boxs）。 以f/fe结尾：变f/fe为v，再加es，例：leaf→leaves、scarf→scarves（易错写为leafs、scarfs，scarf两种复数均可）。 以o结尾（无生命）：加s，例：photo→photos、piano→pianos（易错写为photoes）。 不规则变化：mouse→mice、child→children、fireman→firemen（易错写为mouses、childs）。 永远用复数的名词：成双成对的衣物，trousers、shorts、shoes、socks（无单数形式，不能直接用a/an修饰）。 不可数名词：wheat、cotton、water、milk（无复数形式，易误加s）。 易错点提示 ✗ 错误1：一般情况漏写s，写成seed、root、event（复数形式）。 ✓ 纠正：牢记“一般情况加s”，复数形式必须在单词末尾加s，不可遗漏。 ✗ 错误2：以f/fe结尾的名词，直接加s，写成leafs、scarfs。 ✓ 纠正：leaf的复数是leaves，scarf的复数有scarves/scarfs两种，优先掌握变f为v加es的规则。 ✗ 错误3：不规则变化名词，按一般规则加s，写成mouses、childs。 ✓纠正：牢记不规则复数变化，mouse→mice、child→children，需特殊记忆。 ✗ 错误4：成双成对的衣物名词，直接用a修饰，写成a shorts。 ✓纠正：此类名词永远用复数，需用a pair of修饰，正确写法是a pair of shorts。 ✗ 错误5：不可数名词误加s，写成wheats、cottons。 ✓纠正：wheat、cotton是不可数名词，无复数形式，直接用原形。 小练笔 一、单项选择 ( ) 1. There are many ______ on the tree. A. leaf B. leaves C. leafs ( ) 2. I have a new pair of ______ for the summer. A. shorts B. short C. a short ( ) 3. There are two ______ in the box. A. mouse B. mouses C. mice ( ) 4. How many ______ are there in the classroom? A. student B. students C. studentes ( ) 5. Which word has the wrong plural form? A. photo→photos B. dress→dresses C. child→childs 二、写出正确的复数形式 1.seed → ______ 2.leaf → ______ 3.mouse → ______ 4.dress → ______ 5.photo → ______ 6.scarf → ______ 7.child → ______ 8.root → ______ 9.event → ______ 10.box → ______ 1.B。解析：many后接可数名词复数，leaf的复数形式是leaves，故选B。 2.A。解析：a pair of后接复数名词，shorts是复数形式，意为“短裤”，故选A。 3.C。解析：two后接可数名词复数，mouse的复数是不规则变化mice，故选C。 4.B。解析：How many后接可数名词复数，student的复数是students，故选B。 5.C。解析：child的复数是children，不是childs，C选项复数形式错误，故选C。 1.seeds。解析：一般情况直接加s，seed→seeds。 2.leaves。解析：以f结尾，变f为v加es，leaf→leaves。 3.mice。解析：不规则变化，mouse→mice。 4.dresses。解析：以s结尾，加es，dress→dresses。 5.photos。解析：以o结尾无生命，加s，photo→photos。 6.scarves/scarfs。解析：两种复数形式均可，优先掌握scarves。 7.children。解析：不规则变化，child→children。 8.roots。解析：一般情况直接加s，root→roots。 9.events。解析：一般情况直接加s，event→events。 10.boxes。解析：以x结尾，加es，box→boxes。 点 拨 综合训练 一、单项选择。 ( ) 1.Which sentence has the wrong intonation? A. What are you doing? ↘ B. Are the seeds growing? ↗ C. What do you do at the fair? ↗ ( ) 2.The ______ are under the ground. They grow under the earth. A. seeds B. roots C. leaves ( ) 3.Look! They ______ holes for the trees. A. dig B. are digging C. digs ( ) 4.We use wheat ______ bread. A. to make B. make C. making ( ) 5.There ______ a big tree and some flowers in the park. A. is B. are C. am ( ) 6.There are many ______ on the ground in autumn. A. leaf B. leaves C. leafs ( ) 7.Which word has the /iː/ sound? A. bed B. red C. we ( ) 8.The girl ______ a red dress is my sister. A. in B. on C. with ( ) 9.My mother ______ a new dress now. A. make B. is making C. makes ( ) 10.Farmers use water ______ the crops. A. water B. to water C. watering ( ) 11.______ there any books on the desk? A. Is B. Are C. Do ( ) 12.I have two new pairs of . A. shoe B. shoes C. shoess ( ) 13.Which word has the /eə/ sound? A. car B. fair C. hard ( ) 14.There is a beautiful cap ______ his head. A. in B. on C. with ( ) 15.—What is he wearing? — wearing a sweater. A. He B. He is C. She is ( ) 16.We ______ use leaves to make bread. A. don't B. doesn't C. aren't ( ) 17.There ______ any students in the classroom now. A. isn't B. aren't C. are ( ) 18.The ______ are in the field. They are growing wheat. A. farmer B. farmers C. farmeres ( ) 19.—Are they picking cotton? —Yes, ______. A. they are B. there are C. they do ( ) 20.My brother is good at ______ pictures. A. draw B. drawing C. draws ( ) 21.The boy ______ glasses is my deskmate. A. in B. on C. with ( ) 22.I want to ______ this new shirt. A. try on it B. try it on C. try on them ( ) 23.Which intonation is right? A. Is she wearing a skirt? ↘ B. I like growing plants. ↗ C. What's in the box? ↘ ( ) 24.There are three ______ in the room. A. mouse B. mouses C. mice ( ) 25.Farmers work ______ the fields. A. in B. on C. at 二、用所给词的适当形式填空 1.Look! The girl ______ (water) the plants. 2.We use plants ______ (make) paper. 3.There ______ (be) a fair in our school every year. 4.There are many ______ (leaf) on the tree. 5.They ______ (dig) the earth now. 6.My sister is ______ (wear) a new coat today. 7.People ______ (not use) flowers to make food. 8.How many ______ (student) are there? 9.______ (be) there any milk in the glass? 10.The seed ______ (grow) into a plant slowly. 11.My mother teaches me ______ (make) a cake. 12.We should ______ (help) each other. 13.There are two ______ (pair) of shoes under the bed. 14.The boy ______ (fall off) the tree yesterday. 15.I'm good at ______ (sing). 16.They ______ (hold) a fashion show now. 17.How many ______ (dress) do you have? 18.We ______ (learn) about Chinese culture now. 19.You shouldn't ______ (shout) at others. 20.There are many ______ (photo) on the wall. 三、按要求完成句子 1.We are planting seeds.（改为一般疑问句并作肯定回答） _______________________________________________________ 2.The seeds are growing.（改为否定句） _______________________________________________________ 3.We use plants to make chairs.（对划线部分提问） _______________________________________________________ 4.There is a library in our school.（改为一般疑问句） _______________________________________________________ 5.She is wearing a red scarf.（对划线部分提问） _______________________________________________________ 6.There are some trees in the park.（改为否定句） _______________________________________________________ 7.I want to wear my new dress.（改为一般疑问句） _______________________________________________________ 8.We use cotton to make clothes.（改为同义句） _______________________________________________________ 9.Are there any games at the fair?（作否定回答） _______________________________________________________ 10.He is watering the flowers.（改为复数句） _______________________________________________________ 11.Put on your new shoes.（用them改写句子） _______________________________________________________ 12.There are five students in the room.（对划线部分提问） _______________________________________________________ 13.The girl in a blue coat is my sister.（对划线部分提问） _______________________________________________________ 14.I am looking for my pen.（对划线部分提问） _______________________________________________________ 15.The plant grows into a big tree.（改为一般疑问句） _______________________________________________________ 四、从方框中选择合适的词补全短文 in /on/under /is /are /to make /to water /wearing /leaves /seeds 1.We put the ______ in the earth. 2.The roots are ______ the ground. 3.There ______ many beautiful flowers on the plant. 4.We use water ______ the young plants. 5.The ______ are green. They make food for the plant. 6.The boy ______ a blue T-shirt is my brother. 7.There ______ a big sunflower in the garden. 8.We grow plants ______ the sun. 9.People use wood ______ chairs. 10.There are many books ______ the desk. 参考答案 一、单项选择题 1.C 2.B 3.B 4.A 5.A 6.B 7.C 8.A 9.B 10.B 11.B 12.B 13.B 14.B 15.B 16.A 17.B 18.B 19.A 20.B 21.C 22.B 23.C 24.C 25.A 【解析】 1.特殊疑问句句末用降调，What do you do at the fair? 是特殊疑问句，应读降调，C 错误。 2.roots根长在地下，seeds种子、leaves叶子不符合语境。 3.Look!提示现在进行时，结构为are + doing，故选B。 4.固定搭配use sth. to do sth.，to后接动词原形make。 5.There be句型遵循就近原则，离be动词最近的a big tree是单数，用is。 6.many后接可数名词复数，leaf的复数是leaves。 7.we中e发/iː/，bed和red中e发/e/。 8.in后接衣物表“穿着……衣服”，固定用法。 9.now提示现在进行时，结构为is + doing。 10.固定搭配use sth. to do sth.，to后接动词原形water。 11.books是复数，There be句型的一般疑问句用Are开头。 12.two pairs of后接复数名词，shoe的复数是shoes。 13.fair中air发/eə/，car和hard中ar发/ɑː/。 14.on one's head是固定搭配，意为“在某人的头上”。 15.问句主语是he，答句用He is + doing结构。 16.主语we是复数，一般现在时否定句用don't。 17.any用于否定句，students是复数，be动词用aren't。 18.are提示主语是复数，farmer的复数是farmers。 19.Are they开头的一般疑问句，肯定回答是Yes, they are.。 20.be good at后接动名词，draw的动名词是drawing。 21.with后接配饰表“戴着……”，glasses是配饰。 22.try on接代词宾格时，代词放中间，shirt是单数用it指代。 23.What's in the box?是特殊疑问句，用降调；一般疑问句用升调，陈述句用降调。 24.three后接可数名词复数，mouse的复数是mice。 25.in the fields是固定搭配，意为“在田地里”。 二、用所给词的适当形式填空 1.is watering 2.to make 3.is 4.leaves 5.are digging 6.wearing 7.don't use 8.students 9.Is 10.grows 11.to make 12.help 13.pairs 14.fell off 15.singing 16.are holding 17.dresses 18.are learning 19.shout 20.photos 【解析】 1.Look!提示现在进行时，主语the girl是三单，be动词用is，water变watering。 2.固定搭配use sth. to do sth.，填to make。 3.a fair是单数，be动词用is。 4.many后接可数名词复数，leaf的复数是leaves。 5.now提示现在进行时，主语they是复数，be动词用are，dig变digging。 6.现在进行时结构，wear变wearing。 7.主语people是复数，一般现在时否定句用don't，后接动词原形use。 8.How many后接可数名词复数，student变students。 9.milk是不可数名词，be动词用is，句首首字母大写。 10.主语the seed是三单，一般现在时动词用grows。 11.固定搭配teach sb. to do sth.，填to make。 12.should是情态动词，后接动词原形help。 13.two后接可数名词复数，pair变pairs。 14.yesterday提示一般过去时，fall的过去式是fell。 15.be good at后接动名词，sing变singing。 16.now提示现在进行时，主语they是复数，be动词用are，hold变holding。 17.How many后接可数名词复数，dress变dresses。 18.now提示现在进行时，主语we是复数，be动词用are，learn变learning。 19.shouldn't是情态动词，后接动词原形shout。 20.many后接可数名词复数，photo的复数是photos。 三、按要求完成句子 1.Are you planting seeds? — Yes, we are. 2.The seeds aren't growing. 3.What do you use plants to do? 4.Is there a library in your school? 5.What is she wearing? 6.There aren't any trees in the park. 7.Do you want to wear your new dress? 8.We use cotton for making clothes. 9.No, there aren't. 10.They are watering the flowers. 11.Put them on. 12.How many students are there in the room? 13.Who is your sister? 14.What are you doing? 15.Does the plant grow into a big tree? 【解析】 1.现在进行时的一般疑问句，把are提到句首，肯定回答用Yes, we are.。 2.现在进行时的否定句，在are后加not，缩写为aren't。 3.对动作make chairs提问用what，主语you用助动词do。 4.There be句型的一般疑问句，把is提到句首。 5.对穿着的物品提问用what，is提前。 6.There be句型的否定句，在are后加not，some改为any。 7.一般现在时的一般疑问句，主语I变you，用助动词Do开头。 8.use sth. to do sth. 同义句为use sth. for doing sth.。 9.Are there开头的一般疑问句，否定回答是No, there aren't.。 10.he变they，is变are，其余不变。 11.put on接代词宾格时，代词放中间，them指代shoes。 12.对数量提问用How many，后接可数名词复数。 13.对人提问用who，其余部分变一般疑问句。 14.对动作提问用what，现在进行时结构为What + are + 主语 + doing?。 15.一般现在时的一般疑问句，主语the plant是三单，用助动词Does，动词变回原形grow。 四、从方框中选择合适的词补全短文 1.seeds 2.under 3.are 4.to water 5.leaves 6.wearing 7.is 8.in 9.to make 10.on 【解析】 1.句意为“我们把种子放进土里”，填seeds。 2.句意为“根在地下”，填under。 3.flowers是复数，be动词用are。 4.固定搭配use sth. to do sth.，句意为“我们用水给幼苗浇水”，填to water。 5.句意为“叶子是绿色的，它们为植物制造养分”，填leaves。 6.句意为“穿蓝色T恤的男孩是我的弟弟”，wearing表穿着状态。 7.a big sunflower是单数，be动词用is。 8.固定搭配in the sun“在阳光下”，填in。 9.固定搭配use sth. to do sth.，句意为“人们用木头做椅子”，填to make。 10.句意为“桌子上有很多书”，on the desk固定搭配，填on。 第 1 页 共 2 页 学科网（北京）股份有限公司 $