英語(yǔ)人教版六年級(jí)下冊(cè)動(dòng)詞過(guò)去式

動(dòng)詞過(guò)去式動(dòng)詞過(guò)去式 Past Tense Teaching aims Knowledge aim Let the students know the past form of the verbs the usage and the past tense of the verbs Ability aim Let the students understand the past tense of the verbs and can use it in practice Emotion aim Dare to try and inspire curiosity Teaching key and difficult points Let the students master the rules of the verb Teaching aid PPT Teaching process Step 1 Warm up 1 自由交流 Free talk T Hello everyone Welcome back to school How was your weekend What did you do Where did you go Now who can answer my questions Any volunteer Ss 自由回答 T Ok through the study of unit 2 and unit 3 we learned the past tense of the verbs Today we are going to learn the past tense of the verbs in the elementary school systematically 2 板書(shū)課題 The past tense of verbs Step 2 Presentation 1 導(dǎo)入 誰(shuí)知道我們學(xué)過(guò)的哪些動(dòng)詞過(guò)去式 2 學(xué)生回答 鼓勵(lì)學(xué)生大膽發(fā)言 對(duì)積極發(fā)言的同學(xué)表示肯定 激發(fā)其他學(xué)生 的積極性 3 教師提出問(wèn)題 那么什么是一般過(guò)去時(shí) 什么是動(dòng)詞過(guò)去式呢 4 學(xué)生小組討論 5 教師請(qǐng)學(xué)生派代表回答 然后課件出示 一般過(guò)去時(shí)表示過(guò)去某個(gè)時(shí)間里發(fā)生的動(dòng)作或狀態(tài) 表示過(guò)去了的動(dòng)作或事件 eg I met my friend yesterday I did my homework at home last weekend 在一般過(guò)去時(shí)態(tài)中動(dòng)詞通常用動(dòng)詞的過(guò)去式形式來(lái)表示 而動(dòng)詞的過(guò)去式 是在動(dòng)詞原形的基礎(chǔ)上變化的 動(dòng)詞的過(guò)去式可分為規(guī)則動(dòng)詞和不規(guī)則動(dòng)詞 6 教師講解規(guī)則動(dòng)詞的過(guò)去式變化規(guī)律及讀法 1 一般情況下 動(dòng)詞詞尾加 ed 如 worked played watched acted 2 以不發(fā)音 e 的結(jié)尾的動(dòng)詞 動(dòng)詞詞尾加 d 如 lived moved decided hoped declined liked used 3 以輔音字母 y 結(jié)尾的動(dòng)詞 把 y 變?yōu)?i 再加 ed 如 studied tried cried copied justified emptied 4 以一個(gè)輔音字母結(jié)尾的重讀閉音節(jié) 輔元輔 動(dòng)詞 雙寫(xiě)詞尾的輔音字母 再加 ed 如 stopped dropped planned dripped 讀法 規(guī)則動(dòng)詞詞尾加 ed 有三種讀音 在清輔音后讀作 t asked helped 在濁輔音后讀作 d enjoyed studied 在 t d 后讀作 id wanted needed 7 課件出示一些不規(guī)則動(dòng)詞的過(guò)去式 總結(jié) 不規(guī)則動(dòng)詞的過(guò)去式大體上歸納有以下六條記憶法 以 t 結(jié)尾的動(dòng)詞 過(guò)去式和原形相同 put put let let cut cut 以 d 結(jié)尾的動(dòng)詞 把 d 變成 t build built lend lent spend spent 以 n 結(jié)尾的動(dòng)詞 在詞后加 t mean meant learn learnt 以 aw ow 結(jié)尾的動(dòng)詞 把 aw ow 變成 ew blow blew draw drew 含有雙寫(xiě)字母的詞 將雙寫(xiě)字母改為單寫(xiě) 在詞尾加 t sleep slept keep kept feel felt 含有元音字母 o i 的詞 將 o i 變成 a give gave sing sang 8 教師講解動(dòng)詞過(guò)去式的用法 Step 3 Practise 教師說(shuō)出一些動(dòng)詞