Unit 2 Jobs单元知识总结及重点易错（专项训练）-2026-2027学年人教精通版英语五年级上册

**基本信息** 本专项聚焦Unit 2 Jobs核心内容，以10个重点易错考点为框架，通过基础-提升-拓展三级题量设计，系统培养职业相关语言能力与语法应用思维品质。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |职业名词等10个考点|每考点9题（3基础+3提升+3拓展）|含职业名词辨析、want to be结构等规则总结|从词汇认读（单词）到句型应用（重点句型）再到语法规则（三单、a/an等）的递进|

人教精通版 五年级上册 Unit 2 Jobs ｜ 专项训练 最新人教精通版 五年级上册 Unit 2 Jobs 单元知识总结及重点易错专项训练 说明：本练习紧扣最新教材 Unit 2 Jobs，精选 10 个重点易错考点，每个考点含基础题×3、提升题×3、拓展题×3，共 90 题。 ★ 重点单词（蓝色） job 工作 doctor 医生 nurse 护士 teacher 教师 student 学生 driver 司机 farmer 农民 cook 厨师 policeman 男警察 policewoman 女警察 actor 演员 singer 歌手 writer 作家 artist 画家 engineer 工程师 scientist 科学家 reporter 记者 athlete 运动员 brave 勇敢的 save 救助 sick 生病的 people 人们 help 帮助 ★ 重点短语（橙色） a doctor 一位医生 a nurse 一位护士 drive a car 开车 help sick people 帮助病人 save people 救人 put out fires 灭火 write stories 写故事 sing songs 唱歌 act in films 演电影 be good at 擅长 take care of 照顾 work hard 努力工作 in a hospital 在医院 in a school 在学校 in a fire station 在消防站 ★ 重点句型（绿色） 1. What do you want to be? —— 你想成为什么？ 2. I want to be a doctor. —— 我想成为医生。 3. What does she do? —— 她是做什么的？ 4. She is a nurse. —— 她是一名护士。 5. Do you want to be a teacher? —— 你想成为老师吗？ 6. Yes, I do. / No, I don't. —— 是的。/不是。 7. He wants to help sick people. —— 他想帮助病人。 8. My father is a driver. He drives a bus. —— 我父亲是司机，他开公交车。 9. Can you sing well? —— 你唱得好吗？ 10. Let's be brave like firefighters! —— 我们像消防员一样勇敢吧！ ★ 重点语法（红色） 1. 职业名词：doctor, nurse, teacher, driver, farmer, cook, policeman, policewoman, actor, singer, writer, artist, engineer, scientist, reporter, athlete 2. want to be + 职业：I want to be a doctor. / She wants to be a nurse. 3. 询问职业：What do you do? / What does he do? / What is your father? 4. 不定冠词 a / an：a doctor, an actor, an engineer, an artist 5. 一般现在时三单：drives, works, helps, saves, writes, sings 6. 一般疑问句 Do / Does：Do you want to be a teacher? / Does she like singing? 7. 情态动词 can + 原形：Can you sing well? / He can save people. 8. 祈使句：Be a good doctor. / Don't be late. / Let's help people. 9. be good at + doing：She is good at singing. / He is good at writing. 10. 物主代词：my / your / his / her + 职业：his father, her mother 考点1：考点一：职业名词的认读与词义辨析 doctor 医生 / nurse 护士 / teacher 教师 / driver 司机 / farmer 农民 / cook 厨师 / policeman 男警察 / policewoman 女警察 / actor 演员 / singer 歌手 / writer 作家 / artist 画家 / engineer 工程师 / scientist 科学家 / reporter 记者 / athlete 运动员 ◇ 基础题：（选择题） ◇ 1. My mother works in a hospital. She is a ____. A. doctor B. driver C. farmer ◇ 2. He drives a bus every day. He is a ____. A. cook B. driver C. teacher ◇ 3. She helps sick people. She is a ____. A. nurse B. writer C. singer ▷ 提升题：（选择题） ▷ 1. Olivia wants to help people. She wants to be a ____. A. doctor B. cook C. farmer ▷ 2. Jam's father works on a farm. He is a ____. A. driver B. farmer C. actor ▷ 3. In Kunming, Chen Wei's aunt is a ____. She sings in a theatre. A. singer B. writer C. artist ★ 拓展题：（选择题） ★ 1. 'A person who puts out fires' is a ____. A. policeman B. fireman C. postman ★ 2. Which is a person who writes books? ____ A. actor B. writer C. singer ★ 3. In Wuhan, a ____ works in a hospital and helps sick people. A. doctor B. cook C. driver 考点2：考点二：want to be + 职业名词（be 不可省略） 结构：主语 + want/wants to be + a/an + 职业名词。be 动词不可省略，后面接名词。 ◇ 基础题：（选择题） ◇ 1. I want ____ a doctor in the future. A. be B. to be C. being ◇ 2. Olivia wants ____ a singer when she grows up. A. be B. to be C. is ◇ 3. They want ____ teachers and help children learn. A. to be B. be C. are ▷ 提升题：（选择题） ▷ 1. Jam ____ to be a brave firefighter like his father. A. want B. wants C. wanting ▷ 2. In Xiamen, Lily ____ to be an artist and draw beautiful pictures. A. want B. wants C. to want ▷ 3. Which is WRONG? ____ A. I want to be a cook. B. She wants be a nurse. C. They want to be doctors. ★ 拓展题：（选择题） ★ 1. The correct structure is: want/wants ____ + ____ + 职业. A. to be; a B. be; an C. to; the ★ 2. Zhang Hao ____ (want) to be a scientist. He ____ (like) doing experiments. A. want; like B. wants; likes C. wants; like ★ 3. Identify the error: 'She want to be a nurse.' Correct: ____ A. She wants to be a nurse. B. She want be a nurse. C. She wants be a nurse. 考点3：考点三：询问职业 What do you do? / What does he do? What do you do? = 你是做什么的？What does he do? = 他是做什么的？回答用：I am / He is + 职业。 ◇ 基础题：（选择题） ◇ 1. — What ____ you do? — I am a student. A. do B. does C. are ◇ 2. — What ____ he do? — He is a driver. A. do B. does C. is ◇ 3. — What does she do? — ____ is a nurse. A. She B. He C. I ▷ 提升题：（选择题） ▷ 1. — What ____ Olivia do? — She is a singer. A. do B. does C. is ▷ 2. In Qingdao, Chen Wei asks his uncle: 'What ____ you do?' — I am a fisherman. A. do B. does C. are ▷ 3. Which question asks about job? ____ A. What do you do? B. How are you? C. Where do you live? ★ 拓展题：（选择题） ★ 1. The response to 'What does he do?' is '____'. A. He is a cook. B. He is cooking. C. He cooks food. ★ 2. In Jinan, Bella's mother is a doctor. Q: What ____ she ____? A: She is a doctor. A. do; do B. does; do C. is; do ★ 3. Transform: 'I am a teacher.' → Question: '____ do ____ do?' A. How; you B. What; I C. What; you 考点4：考点四：不定冠词 a / an 在职业前的用法 a 用在辅音音素开头的词前：a doctor, a teacher, a cook。an 用在元音音素开头的词前：an actor, an engineer, an artist, an athlete。 ◇ 基础题：（选择题） ◇ 1. My father is ____ doctor. He works hard. A. a B. an C. the ◇ 2. She wants to be ____ actor in the future. A. a B. an C. the ◇ 3. He is ____ engineer. He builds bridges. A. a B. an C. the ▷ 提升题：（选择题） ▷ 1. Olivia is ____ artist. Her paintings are beautiful. A. a B. an C. the ▷ 2. In Wuhan, Jam's brother is ____ athlete. He runs fast. A. a B. an C. the ▷ 3. Which is WRONG? ____ A. a singer B. an cook C. an actor ★ 拓展题：（选择题） ★ 1. Rule: Use 'an' before ____ sound; use 'a' before ____ sound. A. vowel; consonant B. consonant; vowel C. vowel; vowel ★ 2. In Xiamen, Chen Wei wants to be ____ scientist. (scientist 以辅音/s/开头) A. a B. an C. the ★ 3. Choose correct: A. a artist B. an artist C. the artist (泛指) A. A B. B C. C 考点5：考点五：一般现在时第三人称单数动词变化 当主语是 he / she / 单数名词时，动词加 -s 或 -es。drive → drives, work → works, help → helps, save → saves, write → writes, sing → sings, teach → teaches, watch → watches。 ◇ 基础题：（选择题） ◇ 1. My father ____ a bus every day. He is a driver. A. drive B. drives C. driving ◇ 2. Olivia ____ sick people. She is a kind nurse. A. help B. helps C. helping ◇ 3. The cook ____ delicious food for us. A. cook B. cooking C. cooks ▷ 提升题：（选择题） ▷ 1. In Kunming, Chen Wei's mother ____ in a school. She is a teacher. A. work B. works C. working ▷ 2. Jam's brother ____ fires. He is a brave firefighter. A. save B. saves C. saving ▷ 3. Which verb change is WRONG? ____ A. teach → teaches B. watch → watchs C. go → goes ★ 拓展题：（选择题） ★ 1. The rule: for verbs ending in ch/sh/s/x/o, add ____. A. -s B. -es C. -ies ★ 2. In Qingdao, a reporter ____ news every day. (write) A. write B. writes C. writing ★ 3. Zhou Kai ____ (study) hard because he wants to be a scientist. A. study B. studys C. studies 考点6：考点六：Do / Does 一般疑问句及 Yes/No 回答 Do + 非三单主语 + 动词原形？Does + 三单主语 + 动词原形？回答：Yes, 主语 + do/does. / No, 主语 + don't/doesn't. ◇ 基础题：（选择题） ◇ 1. — Do you want to be a teacher? — Yes, I ____. A. do B. does C. am ◇ 2. — Does she like singing? — No, she ____. A. don't B. doesn't C. isn't ◇ 3. ____ they want to be doctors? — Yes, they do. A. Do B. Does C. Are ▷ 提升题：（选择题） ▷ 1. ____ Olivia want to be a nurse? — Yes, she does. A. Do B. Does C. Is ▷ 2. In Jinan, Chen Wei asks Jam: '____ you like your job?' — Yes, I do. A. Do B. Does C. Are ▷ 3. Which is correct? ____ A. Does your father a driver? B. Is your father a driver? C. Do your father drive? ★ 拓展题：（选择题） ★ 1. The correct question form: ____ + 主语 + 动词 ____? A. Do/Does; 原形 B. Do/Does; -s形 C. Does/Do; 原形 ★ 2. In Wuhan, a reporter asks Bella: '____ you like writing stories?' — Yes, I do. A. Does B. Do C. Are ★ 3. Transform: 'He wants to be a singer.' → Q: '____ he want to be a singer?' A. Do B. Does C. Is 考点7：考点七：情态动词 can + 动词原形（表能力） can 表示能力，后接动词原形。肯定：can + 原形。否定：can't + 原形。疑问：Can + 主语 + 原形？ ◇ 基础题：（选择题） ◇ 1. — Can you sing well? — Yes, I ____. A. can B. am C. do ◇ 2. A doctor ____ save people's lives. A. can B. is C. do ◇ 3. Olivia ____ draw very well. She is good at art. A. can B. is C. does ▷ 提升题：（选择题） ▷ 1. Jam ____ drive a car. He is only ten years old. A. can B. can't C. doesn't ▷ 2. In Xiamen, Chen Wei says: 'I ____ swim across the sea!' A. can B. can't C. don't ▷ 3. Which is WRONG? ____ A. She can sings well. B. He can cook. C. They can dance. ★ 拓展题：（选择题） ★ 1. After 'can/can't', the verb must be in ____ form. A. -ing B. 原形 C. -s ★ 2. In Kunming, a firefighter ____ put out fires bravely. A. can B. is C. does ★ 3. 'She can plays the piano' is wrong. Correct: 'She ____ play the piano.' A. can B. can't C. doesn't 考点8：考点八：祈使句 Be a... / Don't be... / Let's... 祈使句以动词原形开头，表示命令、请求、建议。Be + 名词/形容词。Don't + 动词原形。Let's + 动词原形。 ◇ 基础题：（选择题） ◇ 1. ____ a good doctor and help sick people. A. Be B. Is C. Are ◇ 2. ____ be late for school. You should arrive early. A. Don't B. Not C. Doesn't ◇ 3. ____ help people together! A. Let's B. Let's to C. Let we ▷ 提升题：（选择题） ▷ 1. In Qingdao, the teacher says: '____ brave like a firefighter!' A. Be B. Is C. Are ▷ 2. ____ talk in the library. It is a quiet place. A. Don't B. Not C. Doesn't ▷ 3. Olivia says: '____ be friends and help each other!' A. Let's B. Let's to C. Let we ★ 拓展题：（选择题） ★ 1. Rule: After 'Don't', use verb in ____ form. A. -ing B. 原形 C. -s ★ 2. In Wuhan, the sign says: '____ careful! The floor is wet.' A. Be B. Is C. Are ★ 3. 'Let's to be teachers' is wrong. Correct: '____' A. Let's be teachers. B. Let's to be teachers. C. Let we be teachers. 考点9：考点九：be good at + 动名词 doing be good at 表示擅长做某事，at 是介词，后面接名词或动名词（doing）。be good at + n. / doing。 ◇ 基础题：（选择题） ◇ 1. She is good at ____. She wants to be a singer. A. sing B. singing C. to sing ◇ 2. He is good at ____ stories. He wants to be a writer. A. write B. to write C. writing ◇ 3. Olivia is good at ____ pictures. She is a great artist. A. draw B. to draw C. drawing ▷ 提升题：（选择题） ▷ 1. In Jinan, Chen Wei is good at ____ maths. He wants to be a scientist. A. study B. to study C. studying ▷ 2. Jam is good at ____ football. He plays every day. A. play B. playing C. to play ▷ 3. Which is WRONG? ____ A. She is good at dancing. B. He is good at cook. C. They are good at swimming. ★ 拓展题：（选择题） ★ 1. After 'be good at', we use ____. A. verb + -ing B. verb 原形 C. verb + -s ★ 2. In Xiamen, a reporter is good at ____ interviews. A. do B. to do C. doing ★ 3. 'She is good at sing' is wrong. Correct: 'She is good at ____.' A. sing B. to sing C. singing 考点10：考点十：物主代词 my / your / his / her + 职业名词 物主代词修饰名词：my father, your mother, his uncle, her aunt。注意与主语代词 I / you / he / she 区分。 ◇ 基础题：（选择题） ◇ 1. ____ father is a doctor. He works in a big hospital. A. I B. My C. Me ◇ 2. ____ mother is a nurse. She is very kind. A. He B. His C. Him ◇ 3. ____ brother is a policeman. He helps people. A. She B. Her C. Hers ▷ 提升题：（选择题） ▷ 1. In Kunming, Olivia says: '____ aunt is a singer. She is famous.' A. I B. My C. Me ▷ 2. Chen Wei's ____ (father) is a farmer. He grows rice. A. father B. fathers C. father's ▷ 3. Which is correct? ____ A. Her is a teacher. B. She is a teacher. C. Hers is a teacher. ★ 拓展题：（选择题） ★ 1. Rule: Use possessive adjective (my/your/his/her) before a ____. A. verb B. noun C. pronoun ★ 2. In Wuhan, Zhang Hao says: '____ parents are both doctors.' A. I B. My C. Me ★ 3. Transform: 'She is a cook.' → with possessive: '____ mother is a cook.' A. She B. Her C. Hers 参考答案与详细解析 考点1：考点一：职业名词的认读与词义辨析 ◇ 基础题： 1. My mother works in a hospital. She is a ____. 答案：A 解析：在医院工作的是医生 doctor。 2. He drives a bus every day. He is a ____. 答案：B 解析：开公交车的是司机 driver。 3. She helps sick people. She is a ____. 答案：A 解析：帮助病人的是护士 nurse。 ▷ 提升题： 1. Olivia wants to help people. She wants to be a ____. 答案：A 解析：想帮助病人成为医生 doctor。 2. Jam's father works on a farm. He is a ____. 答案：B 解析：在农场工作的是农民 farmer。 3. In Kunming, Chen Wei's aunt is a ____. She sings in a theatre. 答案：A 解析：在剧院唱歌的是歌手 singer。 ★ 拓展题： 1. 'A person who puts out fires' is a ____. 答案：B 解析：灭火的人是消防员 fireman。 2. Which is a person who writes books? ____ 答案：B 解析：写书的人是作家 writer。 3. In Wuhan, a ____ works in a hospital and helps sick people. 答案：A 解析：在医院帮助病人的是医生 doctor。 考点2：考点二：want to be + 职业名词（be 不可省略） ◇ 基础题： 1. I want ____ a doctor in the future. 答案：B 解析：want to be + 职业，be 不可省。 2. Olivia wants ____ a singer when she grows up. 答案：B 解析：三单 wants to be + 职业。 3. They want ____ teachers and help children learn. 答案：A 解析：复数主语用 want to be。 ▷ 提升题： 1. Jam ____ to be a brave firefighter like his father. 答案：B 解析：Jam 是三单，want 变 wants。 2. In Xiamen, Lily ____ to be an artist and draw beautiful pictures. 答案：B 解析：Lily 三单，wants to be an artist。 3. Which is WRONG? ____ 答案：B 解析：正确为 She wants to be a nurse，不能省 to be。 ★ 拓展题： 1. The correct structure is: want/wants ____ + ____ + 职业. 答案：A 解析：结构为 want/wants to be + a/an + 职业。 2. Zhang Hao ____ (want) to be a scientist. He ____ (like) doing experiments. 答案：B 解析：三单用 wants 和 likes。 3. Identify the error: 'She want to be a nurse.' Correct: ____ 答案：A 解析：三单应为 She wants to be a nurse。 考点3：考点三：询问职业 What do you do? / What does he do? ◇ 基础题： 1. — What ____ you do? — I am a student. 答案：A 解析：you 搭配 do。 2. — What ____ he do? — He is a driver. 答案：B 解析：he 是三单，用 does。 3. — What does she do? — ____ is a nurse. 答案：A 解析：she 对应 She is a nurse。 ▷ 提升题： 1. — What ____ Olivia do? — She is a singer. 答案：B 解析：Olivia 三单，用 does。 2. In Qingdao, Chen Wei asks his uncle: 'What ____ you do?' 答案：A 解析：you 搭配 do。 3. Which question asks about job? ____ 答案：A 解析：What do you do? 是询问职业。 ★ 拓展题： 1. The response to 'What does he do?' is '____'. 答案：A 解析：回答用 He is a cook（职业名词）。 2. In Jinan, Bella's mother is a doctor. Q: What ____ she ____? 答案：B 解析：三单用 does，动词用原形 do。 3. Transform: 'I am a teacher.' → Question: '____ do ____ do?' 答案：C 解析：I 对应问句用 you：What do you do? 考点4：考点四：不定冠词 a / an 在职业前的用法 ◇ 基础题： 1. My father is ____ doctor. He works hard. 答案：A 解析：doctor 以辅音/d/开头，用 a。 2. She wants to be ____ actor in the future. 答案：B 解析：actor 以元音/æ/开头，用 an。 3. He is ____ engineer. He builds bridges. 答案：B 解析：engineer 以元音/e/开头，用 an。 ▷ 提升题： 1. Olivia is ____ artist. Her paintings are beautiful. 答案：B 解析：artist 以元音/ɑː/开头，用 an。 2. In Wuhan, Jam's brother is ____ athlete. He runs fast. 答案：B 解析：athlete 以元音/æ/开头，用 an。 3. Which is WRONG? ____ 答案：B 解析：cook 以辅音/k/开头，应用 a cook。 ★ 拓展题： 1. Rule: Use 'an' before ____ sound; use 'a' before ____ sound. 答案：A 解析：an 在元音前，a 在辅音前。 2. In Xiamen, Chen Wei wants to be ____ scientist. 答案：A 解析：scientist 以辅音/s/开头，用 a。 3. Choose correct: A. a artist B. an artist C. the artist (泛指) 答案：B 解析：artist 元音开头，泛指用 an artist。 考点5：考点五：一般现在时第三人称单数动词变化 ◇ 基础题： 1. My father ____ a bus every day. He is a driver. 答案：B 解析：father 三单，drive 加 s 变 drives。 2. Olivia ____ sick people. She is a kind nurse. 答案：B 解析：Olivia 三单，help 加 s 变 helps。 3. The cook ____ delicious food for us. 答案：C 解析：cook 三单，cooks。 ▷ 提升题： 1. In Kunming, Chen Wei's mother ____ in a school. She is a teacher. 答案：B 解析：mother 三单，work 加 s 变 works。 2. Jam's brother ____ fires. He is a brave firefighter. 答案：B 解析：brother 三单，save 加 s 变 saves。 3. Which verb change is WRONG? ____ 答案：B 解析：watch 三单应为 watches，不是 watchs。 ★ 拓展题： 1. The rule: for verbs ending in ch/sh/s/x/o, add ____. 答案：B 解析：以 ch/sh/s/x/o 结尾加 -es。 2. In Qingdao, a reporter ____ news every day. (write) 答案：B 解析：reporter 三单，write 变 writes。 3. Zhou Kai ____ (study) hard because he wants to be a scientist. 答案：C 解析：Zhou Kai 三单，study 变 studies（辅音+y→ies）。 考点6：考点六：Do / Does 一般疑问句及 Yes/No 回答 ◇ 基础题： 1. — Do you want to be a teacher? — Yes, I ____. 答案：A 解析：Do 问，Yes 答用 do。 2. — Does she like singing? — No, she ____. 答案：B 解析：三单否定用 doesn't。 3. ____ they want to be doctors? — Yes, they do. 答案：A 解析：they 复数用 Do 开头。 ▷ 提升题： 1. ____ Olivia want to be a nurse? — Yes, she does. 答案：B 解析：Olivia 三单，用 Does。 2. In Jinan, Chen Wei asks Jam: '____ you like your job?' 答案：A 解析：you 用 Do。 3. Which is correct? ____ 答案：B 解析：询问职业用 Is your father a driver? ★ 拓展题： 1. The correct question form: ____ + 主语 + 动词 ____? 答案：A 解析：Do/Does + 主语 + 动词原形。 2. In Wuhan, a reporter asks Bella: '____ you like writing stories?' 答案：B 解析：you 用 Do。 3. Transform: 'He wants to be a singer.' → Q: '____ he want to be a singer?' 答案：B 解析：三单用 Does。 考点7：考点七：情态动词 can + 动词原形（表能力） ◇ 基础题： 1. — Can you sing well? — Yes, I ____. 答案：A 解析：Can 问，Yes 答用 can。 2. A doctor ____ save people's lives. 答案：A 解析：can 表能力，后接动词原形 save。 3. Olivia ____ draw very well. She is good at art. 答案：A 解析：can 表能力，后接动词原形 draw。 ▷ 提升题： 1. Jam ____ drive a car. He is only ten years old. 答案：B 解析：十岁不能开车，用 can't。 2. In Xiamen, Chen Wei says: 'I ____ swim across the sea!' 答案：A 解析：能游过海用 can。 3. Which is WRONG? ____ 答案：A 解析：can 后接动词原形 sing，不是 sings。 ★ 拓展题： 1. After 'can/can't', the verb must be in ____ form. 答案：B 解析：can 后接动词原形。 2. In Kunming, a firefighter ____ put out fires bravely. 答案：A 解析：消防员能灭火用 can。 3. 'She can plays the piano' is wrong. Correct: 'She ____ play the piano.' 答案：A 解析：can 后接动词原形 play。 考点8：考点八：祈使句 Be a... / Don't be... / Let's... ◇ 基础题： 1. ____ a good doctor and help sick people. 答案：A 解析：祈使句以动词原形 Be 开头。 2. ____ be late for school. You should arrive early. 答案：A 解析：否定祈使句 Don't + 动词原形。 3. ____ help people together! 答案：A 解析：Let's + 动词原形。 ▷ 提升题： 1. In Qingdao, the teacher says: '____ brave like a firefighter!' 答案：A 解析：祈使句用 Be 开头。 2. ____ talk in the library. It is a quiet place. 答案：A 解析：图书馆禁止说话，Don't talk。 3. Olivia says: '____ be friends and help each other!' 答案：A 解析：Let's + 动词原形。 ★ 拓展题： 1. Rule: After 'Don't', use verb in ____ form. 答案：B 解析：Don't 后接动词原形。 2. In Wuhan, the sign says: '____ careful! The floor is wet.' 答案：A 解析：祈使句用 Be careful。 3. 'Let's to be teachers' is wrong. Correct: '____' 答案：A 解析：Let's 后接动词原形 be。 考点9：考点九：be good at + 动名词 doing ◇ 基础题： 1. She is good at ____. She wants to be a singer. 答案：B 解析：at 是介词，后接 singing。 2. He is good at ____ stories. He wants to be a writer. 答案：C 解析：at 后接 writing。 3. Olivia is good at ____ pictures. She is a great artist. 答案：C 解析：at 后接 drawing。 ▷ 提升题： 1. In Jinan, Chen Wei is good at ____ maths. He wants to be a scientist. 答案：C 解析：at 后接 studying。 2. Jam is good at ____ football. He plays every day. 答案：B 解析：at 后接 playing。 3. Which is WRONG? ____ 答案：B 解析：正确为 He is good at cooking，at 后接动名词。 ★ 拓展题： 1. After 'be good at', we use ____. 答案：A 解析：at 是介词，后接 verb + -ing。 2. In Xiamen, a reporter is good at ____ interviews. 答案：C 解析：at 后接 doing。 3. 'She is good at sing' is wrong. Correct: 'She is good at ____.' 答案：C 解析：at 后接 singing。 考点10：考点十：物主代词 my / your / his / her + 职业名词 ◇ 基础题： 1. ____ father is a doctor. He works in a big hospital. 答案：B 解析：修饰 father 用物主代词 My。 2. ____ mother is a nurse. She is very kind. 答案：B 解析：修饰 mother 用 His。 3. ____ brother is a policeman. He helps people. 答案：B 解析：修饰 brother 用 Her。 ▷ 提升题： 1. In Kunming, Olivia says: '____ aunt is a singer. She is famous.' 答案：B 解析：修饰 aunt 用 My。 2. Chen Wei's ____ (father) is a farmer. He grows rice. 答案：A 解析：father 用原形，所有格已用 's。 3. Which is correct? ____ 答案：B 解析：She is a teacher. 主格 she + be 动词。 ★ 拓展题： 1. Rule: Use possessive adjective (my/your/his/her) before a ____. 答案：B 解析：物主代词修饰名词。 2. In Wuhan, Zhang Hao says: '____ parents are both doctors.' 答案：B 解析：修饰 parents 用 My。 3. Transform: 'She is a cook.' → with possessive: '____ mother is a cook.' 答案：B 解析：修饰 mother 用 Her。 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $