(
课件网) Lesson 31 Where is Sally park 公园 （公共地方） garden city 花园城市 3.garden n. 花园 4.tree n.树 5.climb爬上 climb the tree 爬树 6.run after 追逐，追跑 on the grass 在草地上 7.grass n. 草 glass 玻璃杯 8.across run across 跑着横穿过 横穿，通过 看文章，回答问题: JEAN: Where's Sally, Jack JACK: She's in the garden, Jean. JEAN: What's she doing JACK: She's sitting under the tree. JEAN: Is Tim in the garden, too JACK: Yes, he is. He's climbing the tree. JEAN: I beg your pardon Who's climbing the tree JACK: Tim is. JEAN: What about the dog JACK: The dog's in the garden, too. It's running across the grass. It's running after a cat. 1. Definition (定义) 表示说话时正在进行的动作或事件，要用动词的现在进行时。 2. Structure (结构) be + V.-ing(现在分词) am / is / are 动词 V-ing（变化规则） 1.一般情况下+ing: singing 2.不发音的e,去e+ing: take-taking 3.重读闭音节,双写＋ing: run-running, swim-swimming Tom play football. is ing Lucy is read a book. ing V-ing（变化规则） 4、以ie结尾的动词，把ie改为y ，再加ing die--dying lie--lying Exercises climb-- climbing run--running write-- writing play--playing sit--sitting eat--eating drink--drinking dance--dancing cook--cooking clean--cleaning 1. she, doing , is , what 4. across, is, it, grass, the, running 5. cat, it, is, after, running, a 2. under, sitting, is, she, tree, the 3. the, tree, climbing, is, he 组词成句 lesson 32 be动词用法口诀 我用am你用are， is跟着他她它； 单数is,复数are， we are,you are 和they are； 变疑问往前提，句末问号莫丢弃； 变否定更容易，be后not别忘记。 ① 特殊疑问句 What are you doing？ ② 肯定句 I am + v. –ing. ④一般疑问句 Are you + v.-ing ？ ③ 否定句 I am not + v.-ing. 注意：当肯定句主语为第一人称，变疑问句时要变为第二人称 肯变疑，一变二 What are you doing I am driving. I am not driving. Are you driving What are you doing I am watching television. I am not watching television. Are you watching television What is he doing He is drinking water (now). Is he drinking water (now) Yes, he is. What is she doing She is cleaning the house. Is she doing her homework No, she isn’t. What are they doing They are running. Are they writ ing No, they aren’t.
