七下英语一般现在时与现在进行时区别与应用剖析.ppt
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一般现在时与现在进行时区别与应用 一般现在时 (一)定义:表示经常性或习惯性的动作,或存在的状态,还表示主语具备的性格和能力及客观真理。 例:I get up at 6:30 in the morning . She is at home . (二)构成 主要用动词原形表示,当主语是第三人称单数时,在动词词尾加s/es。 (三)句型 1、肯定句:主语+谓语+其他。 She reads English everyday . 2、否定句:主语+don’t/doesn’t+谓语+其他。 He doesn’t get up at 6:30 in the morning . 3、一般疑问句:Do/Does+主语+V原+其他? Do you like English ? Yes ,I do ./No, I don’t . 4、特殊疑问句:特殊疑问词+do/does+主语+V原+其他? What time do you get up every morning ? Where does your father work ? (三)用法 1、表示经常性或习惯性的动作,或存在的状态,带与表示频率的时间状语如:often , sometimes , usually,always , everyday year/ month , once/twice a week (month , year , etc.) , seldom , on Sundays等连用。 I go to school at seven every morning . 2、表示客观真理,科学事实、格言警句。 The sun rises in the east .日出东方。 The earth goes around the sun .地球绕着太阳转。 Ten and two is twelve.十加二等于十二。 (四)动词第三人称单数形式变化规则 1、一般情况下,动词后直接加-s;如: help-helps ,clean-cleans ,give-gives等。 2、以s,x,ch,sh或o结尾的动词,在词尾加-es;如:dress-dresses, fix-fixes, watch-watches, finish-finishes等。 3、以辅音字母加y结尾的动词,把y变为i,再加-es;如:study--studies, fly-flies等。 4、动词have遇在主语是第三人称单数时,have改为has,如:He has an English book . 5、动词be遇有主语是第一人称单数时,be改为am,遇有主语是第二人称时,be改为are,遇有主语是第三人称单数时,be改为is 选择题: 1. The picture _______ nice.???????? ? A. looks B. is looked C. look D. is looking? 2.The teacher asked us ______ to school on time. A. to come B. coming C. come D. comes? 3. John is always ______ others.??????????? A. help B. helping C. helps D. to help? 一般现在时练习题 1)用动词的适当形式填空 1.I? like ____________ (swim).??????????????????????? 2.He _________(read) English? every? day. 3.We _________(go)to school at seven in the morning.?? 4. Lets____________and play football . ( go )??? 5.My? mother________(like) ______(go) shopping.??????? 6.I can ________(draw)? many? beautiful? pictures. 7.She_________(make) a? model? plane.???????????????? 8.Do? you ________(like)_________(run)? 9.The students___________(speak) English in class.?? 10. He_____________ like swimming . ( not )? 现在进行时 (一)结构 由
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