Starter Section 11 & Section 12语法专项课件(共26张PPT) 句子成分与疑问词用法-2025-2026学年北师大版英语七年级上册

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Starter Section 11 & Section 12语法专项课件(共26张PPT) 句子成分与疑问词用法-2025-2026学年北师大版英语七年级上册

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(共26张PPT)
教学课件
北师大英语七年级上册
Starter Section 11 & Section 12语法专项
句子成分与疑问词用法
全解精讲+分层练习
学习目标
1.掌握6大核心句子成分(主语、谓语等)的定义与功能,能准确划分句子成分
2.熟记7类常见疑问词的用法,能根据语境选择合适疑问词提问
3.熟练掌握祈使句结构,能正确运用祈使句表达命令、请求
4.能根据划线部分选择恰当疑问词,完成特殊疑问句转换
5.综合运用句子成分和疑问词知识,提升句子理解与构建能力
句子成分-核心定义与整体认知
句子成分是构成句子的基本单位,各成分分工明确、相互配合
完整句子需包含核心成分(如主语+谓语),补充成分(如状语、表语)
正确划分句子成分能帮助理解句子逻辑,避免语法错误
例:Mike sings English songs well.(各成分共同构成完整语义)
句子成分详解(一)-主语与谓语动词
主语 (Subject):句子描述的核心,是动作发出者或状态主体
通常由名词、代词、名词短语充当,位于句子开头
例:Mike sings English songs well.(Mike是主语,动作发出者)
谓语动词 (Predicate Verb):表示主语的动作或行为,是句子核心
由实义动词充当,位于主语之后
例:Mike sings English songs well.(sings是谓语动词,表“唱歌”动作)
句子成分详解(二)-宾语与状语
宾语 (Object):动作的承受者,通常跟在及物动词后
由名词、代词等充当,补充说明动作作用的对象
例:Mike sings English songs well.(English songs是宾语,“唱歌”的对象)
状语 (Adverbial):修饰动词、形容词等,表时间、地点、方式等
由副词、介词短语等充当,位置较灵活
例:Mike sings English songs well.(well是状语,表“唱歌”的程度)
句子成分详解(三)-系动词与表语
系动词 (Linking Verb):连接主语和表语,不表具体动作
常见系动词:be动词(am/is/are)、感官动词(look/feel等)
例:Our English teacher is nice.(is是系动词,连接主语和表语)
表语 (Predicative):跟在系动词后,说明主语身份、特征或状态
由形容词、名词、介词短语等充当
例:Our English teacher is nice.(nice是表语,描述老师的特征)
特殊句式-祈使句结构
祈使句用于表达命令、请求、建议或警告,语气直接
核心结构:通常省略主语you,以动词原形开头
例:Look at the picture.(命令:看这张图片)
否定形式:在动词原形前加Don't
例:Don't run in the hallways.(禁止:不要在走廊奔跑)
句子成分-划分技巧与易错点
1.找主语:问“谁/什么”在做动作或是什么状态,通常在句首
2.找谓语:问主语“做了什么/是什么”,由动词充当
3.找宾语:问谓语动词“作用于谁/什么”,跟在及物动词后
4.易错点:
混淆谓语与表语:系动词后是表语,非谓语
状语位置混淆:状语可在句首、句中或句末,不影响核心成分
祈使句漏看主语:默认主语是you,无需写出
小练习(一)-划分句子成分
标出下列句子的主语(S)、谓语动词(V)、宾语(O)、系动词(LV)、表语(P)、状语(Ad)
1.We like English very much.
2.Our English class is interesting.
3.She reads books every day.
4.The students are happy.
5.He plays football well.
(S):We (V):like; (O):English; (Ad):very much
(S):Our English class; (LV):is; (P):interesting
(S):She; (V):reads; (O):books;(Ad):every day
(S):The students; (LV):are;(P):happy
(S):He; (V):plays; (O):football;(Ad):well
疑问词-核心定义与功能
疑问词用于引导特殊疑问句,对句子特定信息(人、物、时间等)提问
特殊疑问句结构:疑问词 + 一般疑问句(be动词/助动词提前)
例:What colour do you like (对颜色提问)
例:Where are my socks (对地点提问)
常见疑问词详解(一)-What/Who/Why
What:询问“什么”,适用于事物、颜色、职业、名称等
例:What's this in English (询问事物名称)
Who:询问“谁”,适用于人(主语、宾语均可)
例:Who likes green best (询问主语)
Why:询问“为什么”,适用于原因,回答用because引导
例:Why do you like white (询问喜欢的原因)
常见疑问词详解(二)-When/Where/Which
When:询问“什么时候”,适用于时间(具体时刻、日期、季节等)
例:When do the leaves turn yellow (询问季节)
Where:询问“在哪里”,适用于地点(具体位置、场所等)
例:Where are my brown socks (询问物品位置)
Which:询问“哪一个”,适用于特定范围内的选择
例:Which T-shirt do you like, red or blue (二选一)
常见疑问词详解(三)-How
How:询问“如何、怎样”,用途广泛,可表方式、程度、状态等
询问方式:How do you go to school (你怎么去上学?)
询问拼写:How do you spell it (你怎么拼写它?)
询问状态:How is your English class (你的英语课怎么样?)
拓展用法:How many(多少,接可数名词复数)、How much(多少,接不可数名词)例:How many books do you have (你有多少本书?)
疑问词-使用技巧与易错点
1.根据答语选疑问词:答语是“人”用Who,是“时间”用When
2.特殊疑问句结构:疑问词后需接一般疑问句,不可直接跟陈述句
错误:What you like 正确:What do you like
3.主谓一致:疑问词作主语时,谓语动词用单数
例:Who likes playing football (谁喜欢踢足球?)
4.易错混淆:
What vs Which:无范围选What,有范围选Which
How vs What:询问方式用How,询问事物用What
小练习(二)-用适当疑问词填空
根据答语,用What/Who/Why/When/Where/Which/How填空
1.—__________ is your favourite colour —Blue.
2.—__________ do you go to school —By bike.
3.—__________ is that man —He's my uncle.
4.—__________ do you like this book —Because it's interesting.
5.—__________ do you have lunch —At 12:00.
What
How
Who
Why
When
综合练习(一)-单项选择
1.—________ is your English teacher —Miss Li.
A. Who B. What C. Where
2.—________ do you go to school every morning —At 7:30.
A. Why B. When C. How
3.—________ colour do you like best —Green.
A. Which B. What C. How
4.—________ is the library —It's next to the classroom.
A. Where B. Who C. When
5.—________ do you spell "computer" —C-O-M-P-U-T-E-R.
A. What B. How C. Why
A
B
B
A
B
综合练习(二)-单项选择
6.—________ do you like pandas —Because they are cute.
A. What B. Why C. Which
7.—________ T-shirt do you want, the black one or the white one
A. Which B. What C. Who
8.The girl is my sister. ________ is a student.(补全主语)
A. She B. Her C. He
9.—________ is your new bag —It's red.
A. How B. What colour C. Where
10.________ quiet in the library.(祈使句)
A. Be B. Is C. Do
B
A
A
B
A
综合练习(三)-根据划线部分提问
1.I like orange best.
2.Tom goes to school by bus.
3.The flowers come out in May.
4.My mother is a doctor.
5.We have PE class on Friday.
What colour do you like best
How does Tom go to school
When do the flowers come out
What is your mother / What does your mother do
When do you have PE class
综合练习(四)-用所给词的适当形式填空
1.—________ do you like best —I like cats best.
2.—___________is your English book —It's on the desk.
3.She _____________ (not like) coffee because it's bitter.
4.________ at the blackboard carefully.(祈使句)
5.—________ is that woman —She's my aunt.
What
Where
doesn't like
Look
Who
综合练习(五)-完成句子
1.你最喜欢什么颜色?________ ________ do you like best
2.他什么时候去北京?________ ________ he go to Beijing
3.图书馆在哪里?________ ________ the library
4.你为什么喜欢英语?________ ________ you like English
5.请打开窗户。________ the window, please.(祈使句)
What colour
When does
Where is
Why do
Open
综合练习(六)-补全对话
A: Hello, Lily! ________ are you going
B: I'm going to the library.
A: ________ do you go there
B: I go there by bike.
A: ________ do you go to the library
B: Because I want to borrow some books.
A: ________ books do you want to borrow
B: Storybooks.
A: ________ do you usually go there B: Every Saturday afternoon.
Where
How
Why
What
When
综合练习(七)-句子改错
1.Who is your favourite food (错误:________ 改正:________)
2.When do you go to school by bike (错误:________ 改正:________)
3.She is a teacher. What is she (错误:________ 改正:________)
4.Don't be talk in class.(错误:________ 改正:________)
5.Where are you like to go (错误:________ 改正:________)
Who What
When How
What is she What does she do
be talk talk
are do
综合练习(八)-短文填空
阅读短文,用适当的疑问词或动词形式填空
________ is your favourite season Many students like summer. ________ do they like summer Because they can go swimming. ________ do they usually swim In the swimming pool. ________ goes swimming with them Their friends or family. ________ a great time they have!
What
Why
Where
Who
What
语法知识总结(一)-句子成分与祈使句
6大核心句子成分:
主语(动作/状态主体)、谓语动词(动作)、宾语(动作承受者)
系动词(连接主语与表语)、表语(主语特征/身份)、状语(补充说明)
祈使句结构:省略主语you,动词原形开头,否定式加Don't
划分技巧:先找主谓(核心),再补其他成分(补充)
易错点:系动词后是表语,非谓语;祈使句动词用原形
语法知识总结(二)-疑问词
7类常见疑问词及用法:
What(什么,事物)、Who(谁,人)、Why(为什么,原因)
When(什么时候,时间)、Where(在哪里,地点)、Which(哪一个,选择)
How(怎样,方式/状态)
特殊疑问句结构:疑问词 + 一般疑问句
使用技巧:根据答语确定疑问词,确保问答对应
教学课件
Starter Section 11 & Section 12语法专项
句子成分与疑问词用法
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