Unit 2 单元复习课件2023-2024学年人教版英语七年级上册

单元复习课件 Unit 2 This is my sister. My family tree grandmother grandfather mother father daughter son ( sister ) ( brother) uncle daughter ( cousin) aunt Let's describe the family photos. This is my family photo. This is my father. This is my mother. That is my sister. Look! It’s me. Those are my grandparents. And I have a dog. Its name is Pipi. Grammar 指示代词 分类 用法 示例 近指（指时间或空间上较近的人或事物） this 指代可数名词单数 This is Jenny.这是珍妮。 these 指代可数名词复数 These are my books. 这些是我的书。 远指（指时间或空间上较远的人或事物） that 指代可数名词单数 That is my father. 那是我的爸爸。 those 指代可数名词复数 Those are cars. 那些是汽车。 指示代词的句型转换 1. 一个句子中，如果主语是“this/that/these/those+名词”，则该句子常可变换成指示代词作主语的句子。 This is Sally’s picture. 这是萨莉的照片。 Those dogs are my cousin’s. 那些狗是我堂哥的。 Those are my cousin’s dogs. 那些是我堂哥的狗。 This picture is Sally’s. 这张照片是萨莉的。 2. 单数句变复数句： ① this变these，that变those； ② be动词is变成are； ③ 可数名词单数变为复数； ④ 不定冠词a/an要去掉。 These are cats. Those are erasers. This is a cat. That is an eraser. I. 句型转换。 1. That is my brother. (变为复数句) _____ ___ my brothers. 2. It is a nice picture. (变为复数句) ____ ___ nice pictures. 3. Are these your sisters? (变为单数句) __ ____ your sister? Those are They are Is this 用括号内所给单词的适当形式填空。 【运用】 1. ________(this) boys are from China. 2. — Are ________(that) your parents? — Yes, ________(he) are. 3. — What’ s　　　over there (在那边) ? — It’ s a bus. These those they that 可数名词单数变复数规则 (1)一般情况下在名词后面加-s。 pencil→pencils, sister→sisters, (2)以辅音字母加y结尾的名词，先将y改为i，再加-es。 family → families (3)以s, x, ch, sh结尾的名词后加-es. watch→watches, box→boxes(盒子） (4)以f或fe结尾的名词，先将f或fe改为v，再加-es knife→knives(小刀) leaf→leaves (树叶) (5)以o结尾的名词，有的加-es，有的直接加-s。 tomato→tomatoes (西红柿) hero → heros(英雄) photo→photos (照片) (6)特殊情况 man→men（男人） child → children(儿童) 特殊疑问词who的用法 1) who是疑问代词，意为“谁”，常用在句首引导特殊疑问句，对人进行提问。 2) 特殊疑问句都是由“Who+be动词+主语?”构成的。 3) 主语是单数时，be动词用is；主语是复数时，be动词用are。 —Who is that boy? 那个男孩是谁？ —He is my brother. 他是我的哥哥。 —Who are the two girls? 那两个女孩是谁？ —They’re Mary and Linda.