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课件网) Section A Grammar Focus Unit 7 Avoid Danger, Keep Safe. 学习目标 能注意到并区分现在进行时、一般过去时以及情态动词 (can/could) 表示请求与邀请的基本句型结构； 01 能综合运用本课所学的现在进行时、一般过去时和提出请求/邀请的句型。 02 What are you doing now What did you do yesterday Can you play basketball / the piano/... Could you please ... Free talk What are you doing now I’m shopping at the supermarket. Is your mother talking to her sister on the phone Yes, she is. / No, she isn’t. She is watching the races on TV. What did your brother do last weekend He went to a farm with his friends. Did you see anything interesting at the Science Museum Yes, I did. / No, I didn’t. I stayed at home yesterday. Can you come to my birthday party tonight I’d love to, but I have something important to do. Could you please get the ladder for me Sure. / Sorry. It’s too heavy for me. Grammar Focus Let’s learn！ What are you doing now I’m shopping at the supermarket. Is your mother talking to her sister on the phone Yes, she is. / No, she isn’t. She is watching the races on TV. 现在进行时：表示说话时正在进行或发生的动作，也可以表示当前一段时间内的活动或现阶段正在进行的动作。 其构成是：be 动词（am/is/are） + 动词的现在分词（即动词 + ing）。 例句：She is playing the piano.她正在弹钢琴。 I am watching TV.我正在看电视。 条件 规则 例子 一般情况 直接加ing work-working 以不发音e结尾 去e加ing have-having 以重读闭音节 辅元辅结尾 双写尾字母加ing run-running 词尾ie 变ie为y再加ing die-dying lie-lying tie-tying 直 去 双 改 现在分词的构成 What did your brother do last weekend He went to a farm with his friends. Did you see anything interesting at the Science Museum Yes, I did. / No, I didn’t. I stayed at home yesterday. 一般过去时：主要用于表示过去某个时间发生的动作或存在的状态。它通常与表示过去的时间状语连用，如“昨天”、“上周”、“一年前”等。 例句：I visited my grandmother last week.（我上周拜访了我的祖母。） They were happy when they were young.（他们年轻时很快乐。） 其构成是：主语 + 动词的过去式+其他。 Let’s learn！ 动词过去式的构成 情况 方法 例子 一般情况 +ed play—played look—looked 以不发音的e(哑e)结尾 +d live—lived like—liked 以辅音字母+y结尾 把y变i+ed study—studied carry—carried 以重读闭音节结尾且末尾只有一个辅音字母(重读辅元辅) 双写尾字母+ed stop—stopped plan—planned 特殊情况 不规则变化 have—had eat—ate Can you come to my birthday party tonight I’d love to, but I have something important to do. Could you please get the ladder for me Sure. / Sorry. It’s too heavy for me. “could you”和“can you”在英语中都是常见的情态动词短语，用于表达请求、能力或许可等含义。然而，它们在语气和使用情境上存在一些微妙的差异。could you语气更委婉。 make making play playing swim swimming run running talk talking 说出下列单词的现在分词 Exercises walk 写出下列词汇的过去式 are let go see is study say make become walked were let went saw studied made said was became Complete the sentences using the correct forms of ... ...
