英语人教版三年级上册Unit3.ppt

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1、Unit31、一般情况下,动词词尾加–ed,如：clean-wash-visit-watch-stay-play-cleanedwashedvisitedwatchedstayedplayed上周末，我打扫了自己的房间还洗了自己的衣服。Icleanedmyroomandwashedmyclotheslastweekend.昨晚，我呆在家里看电视。IstayedathomeandwatchedTVlastnight.2、以不发音的-e结尾动词,动词词尾加-d,如：live-liveduse–used3、以辅音字母+y结尾的动词,把-y变为-i再加-ed

2、,如：study---cry---I_______(study)Englishlastnight.I_______(play)footballyesterday.studiedplayedstudiedcried4、末尾只有一个元音字母和一个辅音字母结尾的重读闭音节动词,应双写词尾辅音字母,再加-ed,如：stop-plan-stoppedplanned不规则动词的过去式变化规律性不强,须多加记忆.am/is–are–do–have/has-wasweredidhad你看电影了吗？Didyouseeafilm?我感冒了，整个周末呆在家里。Ihada

3、coldandstayedathomeallweekend.如：go–wentwentswimmingwentfishingwentboatingwentcampingwenthikingbuy–boughtIboughtsomegiftsformygoodfriend.我给我的好朋友买了一些礼物。take-took我们照了一些美丽乡村的照片。Wetookpicturesofthebeautifulcountryside。See-saw我昨天看了一部电影。Isawafilmyesterday.eat-ate我想变得健康，所以我昨晚吃了新鲜的食物。Iw

4、anttobehealthy,soIatefreshfoodlastnight.drink-drank我们喝了下午茶,还看了电视。WedrankteaintheafternoonandwatchedTV.原形和过去式一样的:readhurtletLet’swrapitup