Unit6重难点讲解2022-2023学年沪教牛津版英语七年级下册

教学内容： 课前小测 一、根据句意和所给的首字母完成下列句子 1. E__________ is a form of energy that can be carried by wires and is used for heating and lighting, and to provide power for machines. 2. You can refer to a very short period of time, for example a few seconds, as a m________ or m__________. 3. A c_______ is a large metal device for cooking food using gas or electricity. A cooker usually consists of a grill, an oven, and some gas or electric rings. 4. A f________ is a large metal container（金属的容器） which is kept cool, usually by electricity, so that food that is put in it stays fresh. 5. If you have a c________ with someone, you talk with them, usually in an informal situation. 6. When you r________ to something that someone has said or written to you, you say or write an answer to them. 7. It’s f of you to make such a mistake. 8.Don’t t that! It’s very dangerous. 二、用情态动词can,may,must 和它们的否定形式填空 1.--- I water the trees on Tuesday? ---No ,you needn’t 2. Everyone do his best to make the world safe and clean. 3.--- I borrow your book? ---Yes, you . 4.As maths is very hard, I study it by myself. 5. You get off the bus until the bus has stopped. 三、语言知识运用 ( )1.You _____ right, but I don’t think you are. A. may be B.must be C.would be ( )2.---______ we finish the homework in class? ---No, you _____. You ____finish it after class. A. Must; mustn’t;need B. Must;needn’t;can C. Can;mustn’t;need D. Can;needn’t;must ( )3. Everyone is here. _____ we start the meeting? A. Would B. Must C. Can D. Will ( )4. John ____ come to see us tonight, but he isn’t very sure yet. A. may B.can C.has to D.must ( )5. You _____ go and see a doctor at once because you’ve got fever. A. can B.must C.would D.need Words and Expressions 1. Can you get me a packet of electricity？ 本句中的情态动词can 用于表示请求，而非表示能力或允许。更礼貌的用法是使用could。如： Can you help me with my Eng