Unit 8 Section A (Grammar Focus-3c) 课件2023-2024学年人教版英语八年级上册

语言知识： 描述制作食物的步骤。 学习能力： 区分可数名词和不可数名词, 用how many和how much提问;正确使用祈使句。 文化意识： 建立家务劳动意识和独立意识，了解不同的饮食文化。 Leaning Objectives Revision：How to make a banana milk shake? First, peel ... Then, cut up... Next, put ... in ... After that, pour ... into... Then, turn on ... Finally, drink… Now, put the bananas 、ice-cream and the milk into the blender. How do you make a banana milk shake? First, peel three bananas. Then ,cut up the bananas. Next, turn on the blender. Finally, pour the milk shake into a glass and drink it. How do you make a banana milk shake? First, peel the bananas. Next, put the bananas in the blender. Then, pour the milk into the blender. Finally, turn on the blender. Countable nouns Uncountable nouns How many bananas do we need？ We need three bananas. How much yogurt do we need？ We need one cup of yogurt. Grammar focus Look at the sentences of Grammar Focus and find the sentence structure. 表示__________________等句子。 请求、命令、建议 祈使句 一、定义： 一 祈使句 在英语中，用于表达命令、请求、劝告、警告、禁止等的句子叫祈使句。祈使句通常省略主语(you)，句首动词用原形。祈使句一般没有时态的变化，也不能与情态动词连用。 学习理解类活动 1. 以实义动词原形开头。 e.g. Come here. Look at the map. 2. 以动词be开头。 e.g. Be a good boy. Be quiet, please. 3. 以Let开头。 e.g. Let me have a look. Let’s go! 有时可在祈使句的句首或句尾 加上please，使语气显得客气、有礼貌。如果在句尾加please，应该用逗号与前句隔开。 e.g. Come in, please. 肯定式 No + 名词 /动词-ing形式 表示禁止或规劝，常用于公共场所。 e.g. No photos! No smoking！  否定式 4. 在动词原形前加don’t e.g. Don’t sit here. Don’t be late. 5. 以No开头的祈使句。 eg. No photos. No smoking. 6. 其他： Help! Countable nouns Uncountable nouns How many bananas do we need? How much yogurt do we need? We need three bananas. We need one cup of yogurt. How do we ask and answer about quantities? Grammar Focus 【Explanation】 how many & how much how many 提问可数名词的数量 How many flowers do you want? how much 提问不可数名词的数量 How much milk did she drink? 提问价格，主语既可以是可数名词，也可以是不可数名词 How much are the flowers? How much is the milk? Grammar Focus