构成:主语+have/has+动词的过去分词(done) 1、规则动词:规则动词的过去分词的构成规则与规则动词的过去式的构成规则相同.四点变化规则: (1)、一般动词,在词尾直接加“ ed ”.(然而要注意的是,过去分词并不是过去式) work---worked---worked ,visit---visited---visited (2)、以“ e ”结尾的动词,只在...
Diana医生和她的父亲Dr。Rung发明了一种新血清X5N-1经由瑞士WHO组织授予最好的荣誉，它可以解救被毒蛇咬伤的人。一次Dr。Diana与朋友一同旅游时，突然Dr。Rung被凶猛的毒蛇咬伤而使得他转化为邪恶的物种，然后Diana返回实验室，她发现所有人都被杀，此外她还必须对抗她的父亲，最后她决定烧毁实验室，但...
1. 把动词原形中i改为a变成过去式，改成u变成过去分词．begin --- began ---begun drink---drank---drunk ring---rang---rung swim---swam---swum sing---sang---sung 2. 把动词原形中o改为e变成过去式，在原形词尾加n变成过去分词．blow---blew---blown grow---grew--...
三、A—B—C型，即原形、过去式、过去分词都不相同。（共35个）1、i—a—u变化。（6个）begin—began—begun drink—drank—drunk sing—sang—sung ring—rang—rung swim—swam—swum sink—sank—sunk 2、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。（5个）blow—b...
同义词：rung, stave 14. any circular or rotating mechanism 同义词：circle 动词round:1. wind around; move along a circular course 2. make round 同义词：round out, round off 3. be around 同义词：surround, environ, encircle, circle, ring 4. pronounce with rounded lips 同义词：...
ring rang rung wake woke / waked woken / waked 此外还有少数不规则动词的过去分词与原形相同,如: come came come become became become run ran run 一般过去时的功用 1) 表示一个没指明具体时间的过去的行动,如: He worked in that bank for four years. (没说明起始时间,但是现在不在那里...
speak - spoke - spokenbreak - broke - brokenwake - waked/ woke - waked/ wakenchoose - chose - chosenforget - forgot - forgottenbegin - began - begunring - rang - rungsing - sang - sungsink - sank - sunkswim - swam - swumdrink - drank - drunkbe(am, is) - was/ ...
1. i—a—u变化。(6个) begin—began—begun drink—drank—drunk sing— sang—sung ring—rang—rung swim—swam—swum sink— sank—sunk 2 .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。(5个) blow—blew—blown draw—drew—drawn grow— grew—grown know—knew—known throw—th...
1，percent百分之的意思，当然是无复数的说法啦。this kinds of book书的种类，Book of this kind 这种书 2，rung被动语态 3，用since这句话就应该改成l have taken care of your children since you is away.或l had taken care of your children since you were away.4，他是我的儿子，没有...
spent 12．改变元、辅音字母。（4个）leave—left—left stand—stood—stood have/has—had—had understand—understood—understood ABC型 原形、过去式、过去分词都不相同。（共39个）1．i—a—u变化。（7个）begin—began—begun drink—drank—drunk sing— sang—sung ring—rang—rung ...