原形 过去式 过去分词 中文释义 1 am was been 是（表示存在、状态等）2 are were been 是（表示存在、状态等）3 babysit babysat babysat 临时照顾(婴幼儿)4 bear bore born，borne 生(孩子、幼畜)5 beat beat beaten，beat 打败；战胜；超过 6 become became become 成为；变成 7 begin began ...

lost /lɒst/ v. (动词lose的过去式)遗失;丢失 p.17 must /mʌst/ modal v. 必须 p.17 set /set/ n. 一套;一副;一组 p.18 a set of 一套;一副;一组 (动词lose的过去式) Anna // 安娜(女名) p.14 John // 约翰(男名) p.17 David // 戴维(男名) p.18 Unit 4 Where’s my...

am/is—was,are--were, go—went, do--did，take--took,run--ran,lend--lent,sleep--slept,get—got, meet—met, bring—brought, buy—bought, think—thought, say—said, give—gave, put—put,write--wrote,swim--swam,dig--dug,set--set,tell--told 基本结构 主语+动词过去式+其他...

886鐧惧害鍦板浘

2、AAB型（动词原形与过去式同形）beat（跳动） beat beaten 3、ABA型（动词原形与过去分词同形）become（变成） became become come（来） came come run（跑） ran run 4、 ABB型（过去式与过去分词同形）dig（挖） dug dug get（得到） got got hang（吊...

read —— read will —— would ride —— rode catch —— caught go —— went write —— wrote teach —— taught eat —— ate drive —— drove think —— thought hear —— heard keep —— kept buy —— bought see —— saw sleep —— slept fight —— fought find ——...

回答：应该是七年级下的吧

can― could(能,会) may―might(可以) must―must (必须) have to―had to(不得不) 助动词和情态动词的过去时态要使用他们的过去式,后面的动词还使用原形。 如: I had to do my homework yesterday. (昨天我不得不做作业。) 二、一般过去时态动词变化形式 一般过去时态由动词的过去式表示。大多数动词的...

七年级上册数学书107页6.7.8.9.10.11.12题 6、设衣服X枚银币,7/12(X+10)=X+2,解得:X=9.2;7、设每箱X个产品,(8X+4)/5=(11X+1)/7+1 解得:X=12;8、⑴从表中看出,时间每增加5分钟温度升高15度,∴每分钟升高3度,21分钟升高63度,21分钟温度是:10+63=73度。⑵设X分钟的温度...

七下英语动词过去式表如下：am－was need-needed line-lined follow-followed learn-learned open-opened look-looked like-liked sing-sang call-called dance-danced use-used 1、原形与过去式和过去分词完全相同 cost---cost---cost，cut---cut---cut，put---put---put let---let---let，s...