初一動(dòng)詞--ing形式的變化規(guī)則及習(xí)題ppt課件

1、.,定義：,現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在（說(shuō)話瞬間）正在進(jìn)行或發(fā)生的動(dòng)作。,Im = I am Hes = He is Whats = What is Shes = She is,Grammar,.,v.-ing 變化規(guī)則： 1) 一般加-ing 例如: playplaying watchwatching 2) 以不發(fā)音的e 結(jié)尾,去e 加-ing 例如: taketaking comecoming 3) 元音+輔音結(jié)尾,且是重讀閉音節(jié)的單詞,雙寫輔音字母加 -ing 例如:runrunning swimswimming,.,小練習(xí),寫出下列動(dòng)詞的ing 形式. jump( ) sleep( ) cli

2、mb( ) fight( ) run ( ) swim( ) shop( ) get( ) put ( ) write( ) make( ) play( ) skate( ) watch( ),jumping,climbing,running,shopping,putting,making,skating,sleeping,fighting,swimming,getting,writing,playing,watching,.,2. 現(xiàn)在進(jìn)行時(shí)的構(gòu)成。 現(xiàn)在進(jìn)行時(shí)的構(gòu)成: be+動(dòng)詞的-ing形式。 肯定句: 主語(yǔ)+be+動(dòng)詞的-ing形式+其他。 否定句: 主語(yǔ)+be+not+動(dòng)詞的-ing

3、形式+其他。 一般疑問(wèn)句: Be+主語(yǔ)+動(dòng)詞的-ing形式+其他。 特殊疑問(wèn)句: 特殊疑問(wèn)詞+be+主語(yǔ)+動(dòng)詞的-ing形式+其他。,.,(二)現(xiàn)在進(jìn)行時(shí)的時(shí)間狀語(yǔ)及標(biāo)志性詞 (1)now現(xiàn)在 (2)at this time在這時(shí) (3)at the moment現(xiàn)在 (4)look看(常用于句首) (5)listen聽(常用于句首),.,【學(xué)以致用】 用所給動(dòng)詞的適當(dāng)形式填空 1. My parents_ (watch)TV in the living room now. 2. Dont talk. My little brother_ (sleep)in the next room. 3.

4、 Listen, some girls_ (sing)in the music room. 4. Be quiet, please. They_ (study)for the test. 5. He often_ (go)to school at seven in the morning. 答案: 1. are watching2. is sleeping3. are singing 4. are studying5. goes,.,【基礎(chǔ)達(dá)標(biāo)】 . 選擇方框內(nèi)的詞并用其適當(dāng)形式填空 read, wash, play, eat, drink 1. Look! The girl is_ a bo

5、ok over there. 2. What is your brother doing? He is_ a hamburger at the table. 3. Does your father_ tea every day? Yes, he does. 4. Do you like_ clothes at home, Susan? No, but I have to. 5. A lot of boys_ basketball on the playground now. 答案: 1. reading2. eating3. drink4. washing5. are playing,.,. 完成句子 1. 媽媽正在洗衣服。 My mother_ _ _. 2. 你的叔叔正在喝茶嗎? _your uncle_ tea? 3. 讓我們8點(diǎn)去釣魚吧。 _go fishing_ eight oclock. 答案: 1. is washing clothes2. Is; drinking3. Lets; at,.,4. 你的朋友們正在干