Unit 1 Section2 Grammar课件2024-2025学年沪教牛津版七年级英语上册

Unit 1 Friendship Section 2 Exploring and applying rules 复习：一般疑问句 一般疑问句：①可以用Yes/No来回答的问句 ②通常以be动词（am/is/are/was/were）、 助动词（do/have的某种形式）、 情态动词（can/will/could/would等） 开头 注意：be动词的用法：单数用is，复数用are （我用am你用are, is连着他她它） 一般疑问句：以be动词，助动词，情态动词开头 如：①Are you a student?你是一个学生吗？ ②Do you like apples?你喜欢苹果吗？ ③Can you play the guitar?你会弹吉他吗？ 动词：①be动词，助动词，情态动词 ②实义动词 句型转换：陈述句改一般疑问句 情况一 ①若谓语动词为be动词、助动词、情态动词， 则直接提前到主语前面构成疑问 ②句号改问号 注意：若句中人称为第一人称，要改为第二人称 如：Tom can play basketball. →Can Tom play basketball? I am a student. → Are you a student? 随堂小练：将下列陈述句改为一般疑问句 1. They are reading books. Are they reading books? 2. She can play chess. Can she play chess? 3. It is wonderful. Is it wonderful? 4. I am late. Are you later? 情况二 ①若谓语动词为实义动词，则借助do动词(do/does/did) ②借助了助动词后，后面的实义动词恢复原形 ③句号变问号 注意：若人称为第一人称，要改为第二人称 如：Tina likes playing the piano. →Does Tina like playing the piano? I love watching movies. →Do you love watching movies? 随堂小练：将下列陈述句改为一般疑问句 1. They like reading books. Do they like reading books? 2. She teaches Tom English. Does she teach Tom English? 3. Tina turns to him for help. Does Tine turn to him for help? 4. I love listening to music. Do you love listening to music? 特殊疑问句 定义：由特殊疑问词引导，对句中某一个成分进行提问的句子 （注意：特殊疑问句不能用Yes/No来回答） 如：Where are you from?你来自哪里？ Who is singing in the room？谁在房间里唱歌？ 特殊疑问句的构成： ①对主语提问时：特殊疑问词+其他成分（正常语序） 如：The boy is running now. →Who is running now? ②对其他成分提问时：特殊疑问词+一般疑问句 如：She is looking for the little boy.   →Who is she looking for? He goes to school by bus. →How does he go to school? 特殊 疑问词   what 什么，对事物进行提问 how怎么样，对行为方式、身体状况或程度等进行提问 who/whom 谁，对人进行提问  when 什么时候，对时间进行提问 where 在哪里，对地点进行提问 why 为什么，对原因进行提问 which 哪一个，对特定范围内的人或事物进行提问 whose 谁的，对名词所有格或物主代词进行提问 特殊 疑问词组   how many 多少，对可数名词的数量进行提问 how much 多少(钱），对不可数名词的量或事物的价钱进行提问 how old 多大，对年龄进行提问 how often多久一次，对频率进行提问 how many times多少次，对次数进行提问 how long 多长/多久，对长度或时间段进行提问 how soon多久，对in+一段时间进行提问 how far多远，对距离进行提问 what time什么时间，对具体时间点提问 随堂练习: 一、用“what, why, which, when, how"填空。 1.--________ is Li Ming doing? --He is reading a book. 2.-- ________ did you go to Shanghai? --By plane. 3. --________ do you like winter? --Because I can ski. 4.-- ________ season do you like best? --Fall. 5. --________ did you come to Canada? --At 7: 00. What How Why Which When 二、单项选择 1.—_________will the invitations be sent to our guests? —In three days. A. How often B. How soon C. How long D. How far 2.—_____ does your father go to the fitness center? —He exercises there twice a week. A. How soon B. How often C. How long 3.－ ______ are these bananas? － Five dollars. A. What color　 B. How about C. How much D. How many How soon对in+一段时间提问， 通常与将来时连用 How soon对频率提问 How much对价格和不可数名词提问 4.When _______the girl ________ her homework? A. does; does　 B. does; do C. do; does　　 D. do; do 5.－_______ do you like best? － I like math best. A. Which subject B. What food C. What color　　 D. Which sport 6.－_______ subjects do you have. － Seven. A. How long　　　 B. How many C. How much 　　 D. How far 此处的do her homework中的do为实义动词，实义动词构成疑问要借助助动词，借助助动词后，后面的实义动词恢复原型 对可数名词复数提问 用how many 三.翻译： 1.你什么时候起床？ What do you get up? 2.你为什么迟到？ Why are you late? 3.他是谁？ Who is he? 4.你在哪里？ Where are you? 二.翻译： 5.Tom怎么去学校？ How does Tom go to school? 6.他们有多少本书？ How many books do they have? 7.这支笔多少钱？ How much is the pen? 8.Tina多久锻炼一次？ How often does Tina exercise? Thank you $$