一般过去时语法讲解练习讲述.ppt

规则动词过去式的构成1、一般情况下,加-ed。ask--askedhelp--helpedwatch--watched2、结尾是“e”的词,加-d。dance--dancedlove--lovedlive--lived3、重读闭音节词,且末尾只有一个辅音字母的,先双写这个辅音字母,再加-ed。stop--stoppeddrop--droppedbeg--begged4、以辅音字母加y结尾的词,改y为i,再加-ed。carry--carriedstudy--studiedhurry--hurriedGrammar过去式加-ed的读音1、在清辅音后,读清辅音/t/。worked/kt/helped/pt/passed/st/washed/t/watched/tt/2、在浊辅音和元音后,读浊辅音/d/。played/eid/carried/id/answered/d/lived/vd/used/zd/called/ld/3、在/t,d/音后面,读/id/。wanted/tid/needed/did/Grammargrow--grewknow--knewthrow--threwblow--blewwrite--wrotedrive--droveride--rodeget--et--forgotlend--lentsend--sentspend--spentsay--said*/sed/pay--paidstand--stoodunderstand--understoodlet--letput--putcut--cutread--read*am,is--wasare--weredo--didgo--wenthave--hadsee--sawcan--couldmay--mightdig--dugeat--atefind--foundmake--madehear--heardrun--rantake--tookhold--heldspeak--spokeleave--leftkeep--keptsleep--sleptsweep--swepttell--toldsell--soldbegin--begansing--sangsit--satswim--swamring--ranggive--gavebring--broughtbuy--boughtthink--thoughtteach--taughtcatch--e--e--became不规则动词的过去式Grammar写出下列动词的过去式:egetraintourstaypassanswer语法练****用括号里动词的适当形式填空。(read)(arrive)(marry)(show)(visit)(rain)(like)(work)(change)(buy):(go)(be)WuDong?I______________(notknow).He__________(be)(notgive)(do)morningexerciseseveryday?(watch)