Unit 2 Grammar 课件 2024-2025学年译林版（2024）七年级英语上册

Unit 2 Hobbies Grammar 23021 学习目标 能掌握行为动词一般现在时的用法、行为动词一般现在时的两种形式及其搭配的主语和其中一种形式的构成方法。 能掌握行为动词的一般现在时的肯定句、否定句、一般疑问句及其肯否定回答的结构。 23021 Here are some sentences from Millie’s article about Daniel. Read them and pay attention to the use of the verbs. Daniel often visits science museums. Science changes people’s lives. Daniel likes to take things apart. things that we often do things that are always true things that are true now We use the simple present tense when we talk about: 我们常用行为动词的一般现在时谈论我们经常做的事、不受时间限制的客观事实以及人或物的一般特征。 新课讲授 23021 1) She sings very well. 2) The fish soup is nice. You cook really well. 1. 经常性、习惯性的行为。 1) I often go to the Art Club after school. 2) She often helps her mother clean rooms. 2. 不受时间限制的客观事实。 1) Fish live in water. 2) The earth goes around the sun. 3. 人或物的一般特征。 行为动词的一般现在时 当我们用一般现在时进行表达的时候,不能同时使用动词be和行为动词。 判断正误。 I am good at swimming.( ) I love swimming.( ) I am love swimming.( ) 23021 1) He plays football every day. 2) She visits museums every weekend. 3) It tastes good. 根据主语的人称和数的不同,行为动词的一般现在时有两种形式。 1. 当主语是第一人称的单复数、第二人称的单复数和第三人称复数时,行为动词使用其原形。 1) We/I have different subjects at school. 2) You come very early. 3) They enjoy jogging in their free time. 2. 当主语是第三人称单数时,行为动词使用其第三人称单数形式。 23021 行为动词一般现在时的第三人称单数形式 规则 举例 make makes live lives like likes play plays watch watches wash washes dress dresses fix fixes go goes do does carry carries cry cries study studies fly flies 以ch、sh、ss或x结尾的动词后加es 以“辅音字母 + o”结尾的动词后加es 以“辅音字母 + y”结尾的动词,去掉y,再加ies 特殊变化 have has 大多数动词后加s 23021 行为动词第三人称单数的读音变化 清辅音后的 s 读 /s/,浊辅音或元音后的 s 读 /z/ es 读 / z/ es 读 /z/ es 读 /z/ 规则 举例 大多数动词后加s make makes live lives 以ch、sh、ss或x结尾的动词后加es teach teaches finish finishes guess guesses fix fixes 以“辅音字母 + y”结尾的动词,去掉y,再加ies carry carries cry cries 以“辅音字母 + o”结尾的动词后加es go goes 特殊变化 have has 23021 The Class 1, Grade 7 students have different hobbies. Complete the sentences below with the correct forms of the verbs in the box. 1 Millie reading. She every evening. 2 Simon football every week. He also football matches. 3 David for a walk on Saturdays. Sometimes, he a kite in the park. 4 Kitty likes dancing.She for half an hour every day. She _ to learn all kinds of dances. loves reads plays watches goes flies dances wants dance go fly love play read watch want 23021 肯定句:主语+行为动词(原形或三单)+其他. 1) I play basketball every weekend. 2) She works hard. 行为动词的一般现在时句型结构 否定句:主语+do/does not +行为动词(原形)+其他. Tip:do not=don’t does not=doesn’t 1) Students do not/don’t go to school on Sunday. 2) He does not/doesn’t work in this shop. 23021 一般疑问句及其肯否定回答: Do/Does+主语+行为动词(原形)+其他? 肯定回答 Yes, 主语+do/does. 否定回答 No, 主语+do/does not. 1) I like Chinese painting. 2) She watches movie very often. 3) He runs fast. 4) They like summer. Do you like Chinese painting? Does she watch movie very often? Does he run fast? Do they like summer? Yes, I do. No, she doesn’t. Yes, he does. No, they don’t. 23021 在疑问句和否定句中,助动词之后的行为动词均用原形。 When we make negative sentences and ask questions. we use_ (do, does) with I, you, we and they. we use _ (do, does) with he, she and it. does do Work out the rule 23021 The students are writing their names under the activities they like in the table below. Complete the questions and then use the information in the table to answer them. Listening to music Swimming Reading Jogging Drawing Sandy Simon Kitty Amy Daniel Millie Daniel Nora Sandy Simon Kitty Amy Millie Sandy Millie Kitty 1 Sandy and Kitty enjoy listening to music? 2 Millie like swimming? 3 Amy enjoy reading? 4 Daniel like jogging? 5 Simon and Daniel love drawing? No, she doesn’t. No, she doesn’t. No, he doesn’t. No, they don’t. Yes, they do. Do Does Does Does Do _ _ _ _ _ 23021 Work in pairs. Use the information in the table to make more questions and answers using the verbs in the simple present tense. Then present your conversation before the class. 23021 Look! Amy and Sandy are talking about their hobbies. Complete their conversation with the correct forms of the verbs in brackets. Amy: Hi, Sandy. What' s your hobby? Sandy: I (like) painting. I often paint at my aunt's house. My aunt (know) so much about art. She (help) me a lot. What about you? you (like) art? Amy: No, I don' t, but I like sport. I often (go) swimming. Sandy: Great! you (go) with your parents? Amy:Yes. My dad (love) swimming and he always (go) swimming with me. My mum (not like) swimming. She (watch) us swim. like knows helps Do like go Do go loves goes doesn’t like watches 23021 Talk with your partner about your and your friends’ hobbies, using the correct forms of the verbs. He likes to fly a kite. They love going camping. She enjoys watching movies. 23021 1. 行为动词的一般现在时的三种用法 2. 行为动词的一般现在时的三种句式结构 3. 行为动词的第三人称单数形式的构成 课堂总结 23021 当堂检测 请写出下列动词的第三人称变化 like-_ fix-_ wash-_ study-_ play-_ learn-_ work-_ dress-_ enjoy-_ watch-_ likes washes plays works enjoys fixes studies learns dresses watches 23021 1. Paul has maths in the afternoon. (改为一般疑问句) _ Paul _ maths in the afternoon? 2. I do my homework at seven. (改为否定句) I _ _ my homework at seven. 3. Do the students have a break at ten o’clock? (作肯定回答) _, _ _. 4. Does Betty watch TV in the evening? (作否定回答) _, _ _. 二、根据要求完成句子,每空一词。 Does have don’t do Yes they do No she doesn’t 23021 $$