肯定句结构为:主语+动词的过去式+其它.如:He went to the toy store yesterday. 他昨天去玩具店了. 否定句结构为:主语+did not +动词原形+其它.如:He didn't go to the toy store yesterday. 他昨天没去玩具店. 一般过去时的一般疑问句的构成: Did+主语+动词原形+其它?如: 1) -Did you go to Beijing last week? -Yes, we did. 2) -Did you meet the businessman before? -No, I didn't. 一般过去时的特殊疑问句的构成: 疑问词+did+主语+动词原形+其它?如: 1) -What did you do last night? -I did my homework. 2) -Where did you go last week? -I went to Shanghai with my parents. 一般过去时口诀 一般过去时并不难.表示过去动作.状态记心间. 动词要用过去式.时间状语句末站. 否定句很简单.didn't 站在动词原形前.其它部分不要变. 一般疑问句也好变.did放在句子前.主语.动词原形.其它部分依次站.特殊疑问句也简单.疑问词加一般疑问句记心间. 最后一条请注意.动词过去式要牢记.2．英语不规则动词变化 A B C hear heard heard learn learnt learnt have/has had had leave left left lend lent lent lose lost lost make made made mean meant meant send sent sent spell spelt spelt shoot shot shot sit sat sat smell smelt smelt spend spent spent spit spat spat stand stood stood understand understood understood hang hung hung hold held held light lit lit meet met met find found found feed fed fed spit spat spat bear bore born win won won build built built babysit babysat babysat flee fled fled lead led led mislead misled misled bend bent bent bleed bled bled hold held held smell smelt smelt dig dug dug deal dealt dealt A B C eat ate eaten fall fell fallen do/does did done choose chose chosen break broke broken am/is was been are were been fly flew flown forbid forbade forbidden forget forgot forgotten freeze froze frozen get got gotten go went gone hide hid hidden lie lay lain mistake mistook mistaken see saw seen shake shook shaken speak spoke spoken steal stole stolen take took taken wake woke woken wear wore worn A A B beat beat beaten A B A run ran run come came come become became become A A A A B can could may might will would shall should A A must must 不规则中寻规则: a) 过去式与动词原形同形 cost cost cost put put put fit fit fit cut cut cut let let let hurt hurt hurt set set set shut shut shut read read read hit hit hit b)原形以ow/aw结尾.过去式则变成ew grow grew grown throw threw thrown know knew known draw drew drew show showed shown c)将动词原形中的元音字母i改成a,变成过去式. swim swam swum sink sank sunk ring rang rung give gave given drink drank drunk sing sang sung begin began begun [特例]win won won d)过去式以ought或aught结尾 think thought thought bring brought brought buy bought bought fight fought fought catch caught caught teach taught taught [注意]上述动词过去式的末尾是ought还是aught.只要记住“有a则a,无a则o ,即原形中有a的.则变为aught.否则为ought. e)将动词原形中的字母组合ee去掉一个.词尾加上t.变成过去式. feel felt felt sweep swept swept sleep slept slept keep kept kept oversleep overslept overslept f)将动词原形中的元音字母i改为o,变成过去式. drive drove driven ride rode ridden write wrote written rise rose risen shine shone shone g)以ay结尾的动词.将ay变成aid变成过去式 pay paid paid say said said lay laid laid h)以一个辅音字母+ell结尾的动词.将ell改成old变成过去式 tell told told Sell sold sold 3.watch, look at 前者强调“看 宾语正在进行的动作.有“注意观察 之意,后者强调“看 宾语本身. 【查看更多】
