现在进行时：让你的英语都动起来-【中职专用】语法专项突破课件

中职英语 现在进行时：让你的英语都动起来 语法  1 目录 什么是“现在进行时” 时间侦探线索 动词ing变身 肯定否定疑问结构 易混淆时态对比 06 思维导图与检测 2 Lead in 3 01 什么是“现在进行时” 4 定格的瞬间：定义与概念 01 定义 表示此时此刻或当前阶段正在进行的动作或发生的事情。 强调动作的进行性和暂时性。 02 基本结构： Be动词 (am/is/are) + 动词的现在分词 I am having an English class now. They are taking pictures now. 5 三大用法 表示此时此刻正在进行的动作 Listen! The birds are singing. Be quiet! The baby is sleeping now. 表示当前一段时间内在进行的活动 I am reading a great book these days. He is preparing for a skills competition this month. 表示近期计划或安排好的将来动作 I am leaving for Shanghai tomorrow. What are you doing this weekend? 6 02 时间侦探线索 7 常见时间状语速览 常见时间状语 表示“此时此刻” 表示“当前阶段” 例句 now right now at the moment at present Look! Listen! Be quiet! these days this week/month/year this term recently / lately for the time being I‘m talking to you now. What are you doing right now? He is busy at the moment. We are preparing for the final exam this month. She is learning car repair these days. 8 时间侦探练习 练习题目：阅读以下句子，圈出其中的时间标志词，并判断该句是否使用了一般过去时。 1. Look! The students are practicing how to operate the machine. ( ) 2.My brother studies computer every day to become a programmer. ( ) 3. Listen carefully — the teacher is explaining a rule . ( ) 4. I am writing an email to my internship supervisor at the moment. 5. She usually eats lunch in the school cafeteria. ( ) 答案解析： 1. √ “Look!” 是典型的视觉提示词，要求描述正在发生的动作。 2. × 标志词 “every day” 表示一个习惯性、重复性的动作。是一般现在时。 3. √ “Listen carefully”使用了现在进行时。 4. √ “at the moment” 意为“此刻”，是现在进行时的时间状语。 5. × “usually” 是一般现在时标志。 9 03 动词ing变身 10 四条规则一次掌握 规则一 一般情况下，直接在动词原形后加ing work-working look-looking jump-jumping play-playing kill-killing 规则二 以e结尾，去e加ing make—making use-using close-closing dance-dancing save-saving 规则三 以ie结尾，变ie为y，再加-ing lie—lying die → dying 规则四 以重读闭音结尾（辅元辅），双写辅音字母后加ing plan → planning prefer → preferring regret → regretting drop → dropping 11 即时演练 1. Be quiet, everyone! The school principal _______________ (give) a speech in the hall right now. 2. I _______________ (not, watch) TV at the moment. I _______________ (finish) my homework. 3. A: Where is Zhang Wei? We need his help. B: Look outside! He _______________ (fix) Mr. Li‘s car in the garage. 4. The students of the culinary class _______________ (practice) how to make bread. Look, they _______________ (put) the dough into the oven now. 5. Don‘t forget! We _______________ (have) a safety training session tomorrow afternoon. 根据句意和括号内的动词原形，用其正确的过去式形式填空，使句子完整、通顺。 答案：1. is giving 2.am not watching; am finishing 3. is fixing 4. are practicing; are putting 5. are having 12 04 肯定否定疑问结构 13 肯定句与否定句公式 肯定句公式 主语 + am/is/are + V-ing + 其他. I am studying. 否定句公式 主语 + am/is/are + not + V-ing + 其他. They are not (aren‘t) watching TV. 14 一般疑问与特殊疑问 一般疑问句公式 Am / Is / Are + 主语 + V-ing + 其他 + ？ Are you enjoying the movie？ 特殊疑问句公式 特殊疑问词 + am / is / are + 主语 + V-ing+ 其他 + ？ Where are you going now？ 15 句式转换即时训练 根据括号内的要求改写句子 1.The students are listening to the teacher carefully. (变为否定句) → ______________________________ 2. My mother is cooking dinner in the kitchen now. (变为一般疑问句并作肯定回答) → ______________________________ 3. We are having an English class. (对划线部分提问)_____________________________? 4. He is fixing his bike in the yard at the moment. (先变为否定句，再对划线部分提问) a) 变为否定句： ________________________________________b) 对划线部分提问 ________________________________________? 答案： 1. The students are not listening to the teacher carefully. 2. Is your mother cooking dinner in the kitchen now? Yes, she is. 答案：3. What are you having? 4. a). He is not fixing his bike in the yard at the moment. b). Where is he fixing his bike at the moment? 16 05 易混淆时态对比 17 现在进行时 vs. 一般现在时 时态 现在进行时 一般现在时 含义 正在发生，暂时的动作 经常发生，习惯性、永久性的动作或状态 时间状语 now, at the moment, these days… always, usually, often, every day… 例句 I am reading a book now. I read books every evening. 18 一般过去 vs 现在完成 对比练习 1. Be quiet! The teacher _______ (is explaining / explains) the key point right now. 2. Water ________(is boiling / boils) at 100 degrees Celsius. 例句讲解 现在进行时: Look! Li Ming is operating the CNC machine carefully. （看！李明正在认真地操作数控机床。） 描述一个正在进行的、暂时的动作。这个动作在说话时发生，并且可能很快就会结束。 一般现在时: Li Ming operates the CNC machine every Tuesday afternoon. （李明每周二下午都操作数控机床。） 描述一个习惯性的、重复的事实或安排。这不是指此刻，而是指一个规律。 答案：1. is explaining 2.boils 19 06 思维导图与单选题检测 20 现在进行时思维导图 现在进行时 含义 时间标志词 时态对比 结构 动词ing变化 表示此时此刻或当前阶段正在进行的动作或发生的事情。 now right now at the moment at present Look! Listen!Be quiet! ... 直接加ing；以ie结尾，变ie为y，再加-ing；以重读闭音结尾（辅元辅）， 双写辅音字母后加ing；以e结尾，去e加ing 肯定结构：主语 + am/is/are + V-ing + 其他. 否定结构 一般疑问结构 特殊疑问结构 主语 + am/is/are + not + V-ing + 其他. Am / Is / Are + 主语 + V-ing + 其他 + ？ 特殊疑问词 + am / is / are + 主语 + V-ing+ 其他 + ？ 现在进行时：强调动作正在发生，暂时的动作。 一般现在时： 强调过经常发生，习惯性、永久性的动作或状态。 21 自主回忆与总结 现在进行时 含义 时间标志词 时态对比 结构 动词ing变化 肯定结构： 否定结构 一般疑问结构 特殊疑问结构 现在进行时：强调__________。 一般现在时： 强调__________。 22 5道单选题速测 — What are you doing? — I ______ a letter to my friend back home. A. write B. am writing C. writes D. wrote 题目2 Look at the picture! The chef ______ a cake for the party. A. makes B. make C. is making D. made 题目3 Listen! The birds ______ in the trees outside our classroom. A. sing B. are singing C. sings D. sang 题目4 Be quiet, please! The baby ______ in the next room. A. sleeps B. is sleeping C. sleep D. slept 题目1 题目5 — Where is Tom? — He ______ soccer on the playground with his classmates. A. plays B. is playing C. played D. play 答案：1. B 2. C 3. B 4. B 5. B 23 THANKS 感谢您的观看 中职英语 语法  24 $