中学英语一般过去时精讲精练【突破英语考试资料】.ppt

一般过去时态的构成与用法
一、一般过去时态定义
二、一般过去时谓语动词的构成
三、一般过去时基本用法
四、一般过去时常用时间状语
一、一般过去时态定义
表示在过去某个时间发生的动作、情况或存在的状态,也表示过去经常或反复发生的动作。(注:行为动词(即实义动词)的过去式没有人称和数的变化!)
二、一般过去时谓语动词的构成
be动词的过去式
be动词(或系动词be)
am, is →was, are→were。
规则行为动词动词过去式的构成
行为动词的过去式,其变化分为规则和不规则的两种。
情态动词过去式的构成
can→could (注:有时情态动词过去式不表示过去,表示委婉的语气。)
规则动词过去式的构成
1、一般词尾加-ed。如: stay→stayed help -- helped
ask -- asked look→looked watch -- watched
2、e结尾的只加-d。如:hope→hoped love -- loved
dance -- danced live→lived live -- lived
3、辅音字母结尾词,重读闭音节先双写,然后才能加-ed.
如:stop→stopped plan(计划) →planned
drop -- dropped beg -- begged
4、“辅音字母+y”尾,y改为i, 再加-ed。
carry -- carried study -- studied hurry -- hurried
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 /
2、在浊辅音和元音后,读浊辅音/ d / 。
played / d / carried / id / answered / d /
lived / vd / used / zd / called / ld /
3、在/ t, d / 音后面, 读/ id / 。
wanted / tid / needed / did /
grow -- grew
know -- knew
throw -- threw
blow -- blew
write -- wrote
drive -- drove
ride -- rode
get -- got
forget -- forgot
lend -- lent
send -- sent
spend -- spent
say -- said */sed/
pay -- paid
stand -- stood
understand -- understood
let -- let put -- put
cut -- cut read -- read*
am, is -- was
are -- were
do -- did
go -- went
have -- had
see -- saw
can -- could
may -- might
dig -- dug
eat -- ate
find -- found
make -- made
hear -- heard
run -- ran
take -- took
hold -- held
speak -- spoke
leave -- left
keep -- kept
sleep -- slept
sweep -- swept
tell -- told
sell -- sold
begin -- began
sing -- sang
sit -- sat
swim -- swam
ring -- rang
give -- gave
bring -- brought
buy -- bought
think -- thought
teach -- taught
catch -- e -- came
e -- became
不规则动词的过去式
巧记不规则动词过去式  ,末尾加t    如:
keep→kept, feel→felt,
sleep→slept,sweep→swept     如:
build→built,lend→lent,
send→sent,spend→spent   如:
ring→rang,sit→sat, drink→drank,
sing→sang,swim→swam,begin→began,
give→gave
4.“骑(马)”“开(车)”“写(字)”——把i变o如:ride→rode,drive→drove,write→wrote5.