新概念英语第一册第19课第20课.pptVIP

Nice to see you back ! Lesson19 Tired and thirsty Why do the children thank their mother? Because their mother buy ice-creams for them. Mother: What’s the matter, children? What’s the matter ? What’s wrong ? …怎么了？/…有什么事？ Girl: We ’re tired… Boy: …and thirsty, Mum. with you with Lily Mother: Sit down here . Are you all right now? 同义句：Are you Ok now? Boy: No, we aren’t. Mother: Two ice creams please. Mother: Here you are , children. Children: Thanks, Mum Girl: These ice creams are nice. How many ice creams do they want? How are the ice creams? Mother: Look! There’s an ice cream man. Those boxes are heavy. These windows are open. Mother: Are you all right now? Children: Yes, we are, thank you! 1.There be 句式通常带有一个地点，表示在某地有某物。如： There is a blackboard in the classroom. There are two empty bottles on the desk. There be 结构的用法 2.该句式中be动词的单复数形式取决be动词后面的名词：be动词后面的名词是单数，be动词用is; be动词后面的名词是复数，be动词用are. There is a boy in the room. There are three red apples on the table. 3).如果该句式的主语是由几个名词并列构成，则按就近原则处理，即与靠近be动词的第一主语保持一致 There is a book, a dictionary and two pens on the desk. There are two pens, a book and a dictionary on the desk. 4.There be 句式变疑问句时，只需要把be动词提到there的前面就可以了。 Is there a policeman in the room? Yes, there is . / No, there isn’t. 5. There be 句式变否定句时，只需要把be动词后面加not就可以了 There is not a policeman in the room. There ___ a policeman in the room. is 1.There ______ 5 oranges and 4pears. 2.There ___ a book and two dictionaries. 3.There ___ two maps and a pictures on the wall. 4.There is an ice-cream man near the tree.(变一般疑问句） ____________________________________________ 5.There is a milkman near the school.(变否定句） ____________________________________________ 6.桌子上有一个苹果。__________________________ 练习题 are is are Is there an ice-cream man nea