过去分词变化规则.pptVIP

动词变形

——现在分词过去分词的用法表示动作的完成或者被动AAA型（动词原形、过去式、过去分词同形）cost（花费）cost--costcut（割）--cut--cuthit（打）--hit--hithurt伤害）--hurt--hurtlet（让）--let--letput（放）--put--putread（读）--read--read过去分词的不规则变化AAB型（动词原形与过去式同形）beat（跳动）--beat--beatenABA型（动词原形与过去分词同形）become（变成）--became—becomecome（来）--came--comerun（跑）--ran--run过去式和过去分词都含有-ought。01bring—brought—brought02buy—bought—bought03think—thought—thought04四.ABB型（过去式与过去分词同形）词尾有-ild，-end时，只需把d变为t。01build—built—built02lend—lent—lent03send—sent—sent04spend—spent—spent05过去式、过去分词都含有-aught。06catch—caught—caught07teach—taught—taught08把-eep变为-ept。keep—kept—keptsleep—slept—sleptsweep—swept—swept把-ell变为-old。tell—told—toldsell—sold—sold01过去式、过去分词都含有-elt或-ilt。02smell—smelt—smelt03spell—spelt—spelt04feel—felt—felt05spill—spilt—spilt06过去式、过去分词都在原形词尾加t。07learn—learnt—learnt08mean—meant—meant09spoil—spoilt—spoilt过去式、过去分词词尾去y变-idsay—said—saidpay—paid—paidlay—laid—laidhear—heard—heard改变辅音字母。make—made—made改变元音字母。1meet—met—metget—got—got2sit—sat—satfind—found—found3hold—held—heldspit—spat—spat4shine—shone—shonewin—won—won5hang—hung—hungdig—dug—dug6lose—lost—lost721改变元、辅音字母。have（has）—had—hadleave—left—leftstand—stood—stoodunderstand—understood—understood435五.ABC型（动词原形、过去式与过去分词三者不同形）1.i—a—u变化。begin—began—begundrink—drank—drunksing—sang—sungring—rang—rungswim—swam—swumsink—sank—sunk词尾为-ow，-aw时，过去式将其变为-ew，过去分词在其原形后加n。blow—blew—blowndraw—drew—drawngrow—grew—grownknow—knew—knownthrow—threw—thrown（show除外）