仁愛版七年級下現(xiàn)在進行時幻燈片課件

1、現(xiàn)在進行時態(tài)講與練 現(xiàn)在進行時 1.用法：說話時正在進行的動作或當用法：說話時正在進行的動作或當 前一段時間正在進行的動作前一段時間正在進行的動作2.常用時間狀語常用時間狀語 ：3.動詞構(gòu)成動詞構(gòu)成 ： is/am/are+v-ing： 肯定式：主語肯定式：主語+ 否定式否定式 ：主語：主語+ . 4.一般疑問構(gòu)成及簡答：一般疑問構(gòu)成及簡答：特殊疑問舉例：疑問詞特殊疑問舉例：疑問詞+is/am/are+主語主語+現(xiàn)在分詞現(xiàn)在分詞+其他？其他？/疑問詞疑問詞+is/am/are+現(xiàn)在分詞現(xiàn)在分詞+其他？其他？總結(jié)規(guī)律：n 現(xiàn)在進行時是由be(am/is/are)+動詞-ing形式構(gòu)成的。n 肯定

2、式結(jié)構(gòu)：主語+is/am/are+動詞-ing形式+其他.n 否定式結(jié)構(gòu)：主語+is/am/are+not+動詞-ing形式+其他.n 一般疑問句式結(jié)構(gòu)：Is/Am/Are+主語+動詞-ing形式+其他？n 特殊疑問句式結(jié)構(gòu)：疑問詞+is/am/are+主語+動詞-ing+其他？ /疑問詞疑問詞+is/am/are+現(xiàn)在分詞現(xiàn)在分詞+其他？其他？動詞現(xiàn)在分詞構(gòu)成：動詞原形動詞現(xiàn)在分詞構(gòu)成：動詞原形+ing，規(guī)則如下：，規(guī)則如下： 1 一般情況下直接加一般情況下直接加ing think- sleep- study- speak- say- carry-2 以不發(fā)音的字母以不發(fā)音的字母e結(jié)尾的單詞

3、結(jié)尾的單詞,去掉字母去掉字母e，再加，再加ing come- make- leave- have- take-注意注意：see-seeing動詞現(xiàn)在分詞的變化規(guī)則的變化規(guī)則thinkingsleepingstudyingspeakingsayingcarryingcomingmakingleavinghavingtakingn 3 以一個元音字母加上一個輔音字母結(jié)尾的重讀閉音節(jié)的詞 ，呈現(xiàn) “輔，元，輔”結(jié)構(gòu)的動詞，雙寫末尾的輔音字母，再加ing n stop-stopping sit-sitting run-running forget-forgetting begin-beginningn

4、 這類詞還有：cut, get, hit, swim, drop, fit, nod, dig 等。n 注意:listen-listening, happen-happening, eat-eating, play-playing ,draw-drawingn 4 以ie結(jié)尾的動詞，把ie改為y ，再加ing n die-dying lie-lying 標志性詞語1.現(xiàn)在進行時.通常用“now”. eg: I am doing my homework now.2.現(xiàn)在進行時.通常用“l(fā)ook”.eg: Look! My mother is running!3.現(xiàn)在進行時.通常用“l(fā)isten”

5、.eg: Listen! They are reading.4.現(xiàn)在進行時.通常用“at the moment=now”eg: At the moment, he is only weeping.現(xiàn)在進行時專項練習(xí)：n一、寫出下列動詞的現(xiàn)在分詞：play_ run_ swim _ make_go_ like_ write_ _ski_ read_ have_ sing _ dance_put_ see_ buy _ love_ live_ take_ come _ get_stop_ sit _ begin_ shop_playingrunningswimmingmakinggoingliki

6、ngwritingskiingreadinghavingsingingdancingputtingseeingbuyinglovinglivingtakingcominggettingstoppingsittingbeginningshopping二、用所給的動詞的正確形式填空：n1.The boy _ ( draw)a picture now.2. Listen .Some girls _ ( sing)in the classroom .3. My mother _ ( cook )some nice food now.4. What _ you _ ( do ) now?5. Look

7、. They _( have) an English lesson .6.They _(not ,water) the flowers now.7.Look! the girls _(dance )in the classroom .8.What is our granddaughter doing? She _(listen ) to music. 9. Its 5 oclock now. We _(have)supper now10._Helen_(wash )clothes? Yes ,she is .is drawingare singingis cookingaredoingare

8、havingarent wateringare dancingis listeningare havingIs washing四、句型轉(zhuǎn)換：n1. They are doing housework .(分別改成一般疑問句和否定句分別改成一般疑問句和否定句)_n 2The students are cleaning the classroom . ( 改一般疑問改一般疑問句并作肯定和否定回答句并作肯定和否定回答)_n 3Im playing the football in the playground .(對劃線部分進對劃線部分進行提問行提問)_n 4Tom is reading books i

9、n his study . (對劃線部分進行提問對劃線部分進行提問)_Are they doing homework?They arent doing homework.Are the students cleaning the classroom?Yes, they are .No, they arentWhat are you doing in the playground ?What is Tom in the his study ?三選擇填空：三選擇填空：1. What are you doing? I_ A. eat B. can eat C. eating D. am eating

10、2. We want _this book now. A. reading B. am reading C. read D. to read3. Our teacher is _a red sweater . A. putting on B. put on C. wearing D. wear4. That boy isnt _the teacher . A. listen B. listens C. listening D. listening to D D C D5.Its eight oclock. Jims family _TV. A. is watching B. are watch

11、ing C. watch D. to watch6.My mother is _a cake _my birthday. A. making ,to B. making ,for C. doing ,to D. doing ,for7.Let me _these books in the box. A. puts B. put C. to put D. putting 8._you _the window?Yes, I am. A. Do, clean B. Is, cleaning C. Are, cleaning D. Do, cleaning BBBC把下列句子變?yōu)檫M行時態(tài)：n 1.We mend a clock.n n 2.I look at the blackboard.n 3.We drink tea.n 4.He an