(
课件网) Unit 6 Fantastic friends 第2课时 单元语法突破 Read the sentences from the reading passage and summarise the grammar rules. What tense are they (a) We’re studying birds for Bird Week at school. (b) I’m watching pigeons in the park now. (c) That pigeon is looking at itself in the water! They are present continuous tense(现在进行时). 5 Lead in 1. He is studying birds for Bird Week at school. 2. He is watching pigeons in the park. 3.He is doing some online research. 4.He is reading in the library. What is Henry doing these four days？ What are the pigeons doing 1.They are leaving dropping here and there. 2. The birds are flying madly to the girl. be +doing-现在进行时态 Grammar Now find more sentences with these structures in the reading passage. 1. 现在进行时可表示现在(说话瞬间)正在进行的动作或存在的状态，常与时间状语now 连用。当句中出现Look! Listen!等暗示词语时，往往说明后面句中的谓语动词所表示的动作正在发生，应当用现在进行时。 e.g. Jim is swimming now. Listen! The little girl is singing in the classroom. Don’t talk! I’m doing my homework. 现在进行时 含义 Grammar 2. 现在进行时还可表示现阶段正在进行的动作，常与these days, at present (目前)等时间状语连用。 e.g. My grandpa is working on the farm these days. Sam is studying in Beijing at present. 现在进行时的陈述句结构： 主语+ am / is / are +动词-ing形式(+其他).。 现在进行时的否定句结构： 主语+ am / is / are + not +动词-ing形式(+其他).。 句式结构 e.g. I’m not flying a kite now. Look! Jim is not / isn’t listening to his teacher. We are not / aren’t playing football. 现在进行时的一般疑问句结构： Am / Is / Are +主语+动词-ing形式(+其他) 。 肯定回答：Yes, 主语(人称代词) + am / is / are.； 否定回答：No, 主语(人称代词) + am / is / are + not.。 e.g. —Is your dad watching TV —Yes, he is. / No, he isn’t. —Are you cleaning your bedroom now —Yes, I am. / No, I’m not. 现在进行时的特殊疑问句结构：疑问词(不作主语)+其一般疑问句式 。 对特殊疑问句的回答，要根据实际情况来回答。当疑问词在句中作主语时，现在进行时的特殊疑问句采用陈述句语序：疑问词+ is / are +动词-ing 形式(+其他) 。 e.g. —What are you doing —I am cooking dinner. —Where are they playing —They’re playing under the tree. —Who is running in the park —My friend. 1. 一般情况下，在动词词尾直接加-ing。 e.g. talk → talking work → working 动词-ing形式的构成规律 2. 以不发音的元音字母e结尾的动词，需去掉e再加-ing。 e.g. write → writing make → making 3. 以“辅音字母+一个元音字母+一个辅音字母”这样的重读闭音节结尾的动词，要双写末尾的辅音字母，再加-ing。 e.g. sit → sitting run → running Read and complete the sentences with the correct form of the words in the box. stand watch jump 1.Look! The rabbit _____ one metre high! 2.—The horse is sleeping. — I can’t believe it. It _____. Can it sleep like that 3. Ssh! I _____the cat in the tree. is jumping is standing am watching 6 The new camera looks like a real beaver! We put it by the river. Now we _____(watch) the beavers. Look! One beav ... ...
