Unit 9 第三课时 (Grammar Focus 3c)—单元同步语法精讲精练（作业课件）-【原创新课堂】2022-2023学年八年级英语上册（人教新目标版）河南

原创新课堂 英语八年级上册人教版 第三课时(Grammar Focus-3c) 一单元同步语法精讲精练 情态动词can的用法 ca是情态动词，没有人称和数的变化，但有时态的变化，它的过去式为 coud,其后直接接动词原形，总结它的用法如下： ①表示能力，意为“能；会”，具体指体力或脑力方面的能力。 eg:I can play basketball..我会打篮球。 He can't dance well.他跳舞跳得不好。 ②表示允许，意为“可以；能够”。 eg:You can't go now.现在你不能走。 Can I use your car?我可以用你的车吗？ ③表示委婉地邀请或向别人征求意见。 eg:Can you come to my house？你能到我家里来吗？ ④表示推测，意为“可能”。 eg:This can't be true..这不可能是真的。 can在表示邀请时的用法 当用情态动词can发出邀请时，要用其一般疑问句形式：Can you/he/she/they十动词原形？can在此句型中表示请求的语气，意为“能；可以”。 表示接受邀请，可以说“Sure,I'd love to..”意为“当然，我很愿意。”其中to 不可以省略；或“Sure,I think he/she/they will..”意为“当然，我想他/她/他们会 的。” 表示拒绝邀请时，可以用“Sorry,Ican't.”表示委婉拒绝，再用“I have to 十v.”或“be十v.-ing”结构表达必须得做什么或要去做什么来说明理由。替他人 拒绝时，可以回答No,he/she/they can't.然后再用“He/She/They has//have to'”或 “be十v.-ing”来说明理由。 【注意】can在邀请中可以用could代替，语气更委婉。 一、按要求完成下列句子。每空一词。 1.Can you come to my party on Friday?(作肯定回答) Sure,I'd love/like to. 2.He can go to the basketball game with his friends after9:00p.m.(改为否 定句) He can't go to the basketball game with his friends after 9:00 p.m. 3.Can you go climbing with us this Sunday morning？(改为同义句) Would you like to go climbing with us this Sunday morning? 4.She can't go to the party because she got the flu yesterday.(对画线部分提问) Why can't she go to the party? 5.他可以加入音乐俱乐部吗？（翻译句子） Can he join the music club? l2.Come to see me,and I will help you solve the problem.(改为同义句) I will help you solve the problem if you come to see me. l3.Say sorry to your sister,or she won't forgive(原谅)you.(改为同义句) If you don't say sorry to your sister,she won't forgive you. 二、根据提示将括号中的汉语译成英语，补全对话。 Tom:I want to hold a party at home tomorrow evening.6.Can you come to help me (你能来帮我)prepare for it tomorrow afternoon? Jane:'d like to,butZ.'m afraid I can't(我恐怕不能).I have to help my mother with the housework. Tom:What a pity! Jane:Is it your birthday tomorrow? Tom:Yes,that's right.I'll have a birthday party. Jane:8.You can ask Linda to help you (你可以请琳达帮你).I know she is free tomorrow afternoon. Tom:OK.I'll call her up.But 9.can you come to my bi