Unit 3 Could you please clean your room 第三课时Section A（Grammar Focus-4c）（正文）（作业课件）-【优翼·学练优】2023-2024学年八年级英语下册同步备课（人教版）

优型 学练优八年级英语下(RJ) 优超 第三课时(Grammar Focus~4c) 语法精讲 情态动词could的用法 委婉地请求别人做某事：Could you(please)do.? 如：Could you(please)do the dishes??你能洗一下餐具吗？ 委婉地请求别人允许自己做某事：Could I do.? 问句 如：Could I borrow your pen?我可以借你的钢笔吗？ 表示礼貌 的请求 肯定回答：Certainly../Of course./Yes,please..It's0K.（不用could) 回答 情态 否定回答：Sorry,you can't./T'm sorry,.(不用couldn't) 动词 couldi为can的过去式，表示能力 如：I could swim when I was5 years old. could 的用法 表示推测的可能性。如：The black hat could be Mike's.He wore a black hat this morning. 拓展 表示建议。如：You could write a letter to say sorry to Linda, 课时精练 I.用方框中所给单词的适当形式填空。 pass,hate,chore,finger,while 1.These CDs couldn't be Jane's.She country music so much. 2.It's necessary for children to share some in the family. 3.Could you please me a glass of water,dear? I'm busy now. 4.文化素)养 In many countries,people put their up to their mouths to ask for quietness. 5.（2023·绍兴改编)Mary had to cook dinner herself her parents were away. Ⅱ.单项选择。 ()1.-The bike looks very nice.Can I it? -Sorry.It's not mine.Nick it to me yesterday. A.lend;borrowed B.borrow;lent C.lend;lent D.borrow;borrowed 优国 ( )2.When Linda was eight,she read English and French quite well. A.could B.must C.need D.may )3.（2022·武汉)一Can I have two tickets for the Chinese Poetic Dance? All the tickets have been sold out(售罄). A.I'm sorry B.Of course C.Never mind D,Thank you ()4.-Could you go to the cinema with me tonight? -Sorry,I.I have to prepare for the test. A.needn't B.couldn't C.can't D.mustn't 优蟹 )5.-Excuse me,could I sit here? 一 A.Yes,you could B.Sure,I'd love to C.Yes,please D.It doesn't matter