LessonPlan英语教案英语动词过去式结尾发音规则教学设计10046.pdf

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1、Lesson Plan A language thats always changing and adding new words,English is a challenging one to learn,as it is full of quirks and exceptions.The construction of regular past-tense verbs,at least,is pretty straightforward.It is generally done by adding-d or-ed to the verb,and it doesnt change form

2、based on the subject of the verb:I asked,he agreed,you acceptedthe verbs in these instances all look alike,ending in-ed.What does differ between them,though,is the pronunciation of the ending.For some verbs,its a voiceless sound like T,as in asked;in some,its a voiced sound of D,as in agreed;and in

3、some,its pronounced like ID,as in accepted.The lists that follow are three groupings of regular past-tense verbs,based on their pronunciation of the ending.Note:When you are looking at sentences to find the verbs to change to past tense,be certain you have found the verbs.Theyre the action words.Gro

4、up A:Voiceless Last Sound of the Infinitive If the infinitive of the verb has a voiceless sound at the end of it,such as p,k,s,ch,sh,f,x,or h,you pronounce the ed ending as a T.(Note the pronunciation in parentheses.Its the sound that determines the group that a word belongs to,not always the writte

5、n letter.For example,even though dance ends with a-ce,its sound is that of an s,so its in this voiceless group.)Example:Ask,asked=ask(T)-ed as“T”asked baked brushed cooked cracked crashed danced(da:ns)+t dressed dropped escaped finished fixed guessed helped hiked hoped joked jumped kissed knocked la

6、ughed(lf)+t locked looked missed mixed packed passed picked pressed pronounced pushed relaxed shopped slipped smoked stopped talked typed walked washed watched worked Group B:Voiced Last Sound of the Infinitive If the last sound in the verb is a voiced one,such as in l,v,n,m,r,b,v,g,w,y,z,and vowel

7、sounds,or diphthongs,then pronounce the-ed ending as D.(Note the pronunciation in parentheses.The sound determines the group that a word belongs to,not always the written letter.For example,even though advise ends with an-se,its sound is that of the voiced z sound,keeping that word in this voiced so

8、und group.)Example:Allow,allowed=allow(D)-ed as“D”advised(advaiz)+d agreed allowed answered appeared arrived believed belonged burned called carried changed cleaned closed covered cried damaged described died dried earned encouraged enjoyed entered explained explored filled followed happened imagine

9、d interviewed jailed killed listened lived loved measured moved opened planned played performed pulled rained realized remembered repaired saved shared shaved showed signed slammed stayed snowed studied traveled tried turned used welcomed whispered worried yawned Group C:T or D as the Last Sound of

10、the Infinitive If the last sound in the infinitive verb is a t or d,pronounce the-ed ending as“ID.”Example:Need,needed=need(id)-ed as“ID”accepted afforded arrested attended collected contacted counted decided defended demanded divided ended expanded expected exported flooded graduated hated hunted i

11、ncluded invented invited landed needed painted planted presented pretended printed protected provided rented repeated reported respected rested scolded shouted skated started treated visited waited wanted wasted The past simple form is often confused with the present perfect.Review present perfect versus past simple to help you test your understanding of when to use the present perfect or past simple tense.