Unit7OutdoorfunPronunciation说明：本系列课件对照新课标要求，渗透大单元教学、学习活动观、教学评一体化和核心素养的思想与理念。请细品！(简约毛坯版，方便您自行优化)

WatchandanswerwashedclotheswenttoaparkdidhomeworkwentfishingcleanedtheroomvisitedgrandparentsplayedfootballwatchedTVWhatactivitiesarementionedinthevideo?

Watchandanswerwashed,cleaned,visited,played,watchedSyllableCanyoufindanydifferenceinthepronunciationofpasttenseofverbswith“-ed”?

ListenandimitateListentotheaudioandimitatethepronunciation.looked[l?kt]jumped[d??mpt]stopped[st?pt]watched[w?t?t]answered[?ɑ?ns?d]tried[tra?d]played[ple?d]opened[???p?nd]started[?stɑ?t?d]ended[?end?d]needed[?ni?d?d]hated[?he?t?d]/t//d//?d/Whyarethesewordsgroupedinthisway?

Readandthinkvoicelessconsonant+-edvowelorvoicedconsonant+-ed/t/or/d/+-edWhataretherulesforgroupingthesewords?looked[l?kt]jumped[d??mpt]stopped[st?pt]watched[w?t?t]answered[?ɑ?ns?d]tried[tra?d]played[ple?d]opened[???p?nd]started[?stɑ?t?d]ended[?end?d]needed[?ni?d?d]hated[?he?t?d]/t//d//?d/

清对清（/t/）:looked,jumped,watched浊对浊（/d/）:climbed,cleaned元音还对浊（/d/）:agreed,tried,played/t/,/d/后变/?d/:started,hated,ended,neededReadandthink

Practicewashed,cleaned,visited,played,watchedCanyougroupthesewordsaccordingtotheirpronunciation?

washed,cleaned,visited,played,watchedCanyougroupthesewordsaccordingtotheirpronunciation?

WorkingroupsWorkingroupsof4.Taketurnstoreadeachgroupofwordsaloud.looked[l?kt]jumped[d??mpt]stopped[st?pt]watched[w?t?t]answered[?ɑ?ns?d]tried[tra?d]played[ple?d]opened[???p?nd]started[?stɑ?t?d]ended[?end?d]needed[?ni?d?d]hated[?he?t?d]/t//d//?d/

DiscussandshareCanyouthinkofother-edendingsofverbsthatbelongtoeachgroup?

ListenandwriteListencarefullyandwrite/t/,/d/or/?d/intheblanks./d//?d//t//t//?d//t//d//d//t//t//t//d/

AnalyzeandgroupWhatrulesdotheyfollow?toutthesimilaritiesanddifferencesbetwe