规则动词过去式的构成.ppt

* * Unit 7 Topic 3 Section A Everyone had a good time Tom Sally Jane Helen Tom performed magic tricks. Sally danced. Jane sang an English song. Helen recited a poem. 规则动词过去式的构成 1:一般在动词末尾加-ed. look—looked open—opened play—played borrow—borrowed 2:以e结尾的动词加-d. use—used live—lived dance—danced recite—recited 3:以 “辅音字母+y”结尾的动词,先变y为i 再加-ed. study—studied carry—carried try—tried worry—worried 4:末尾只有一个辅音的重读闭音节,先双写该辅音字母,再加-ed. stop—stopped plan—planned 词尾-ed的读音 1:在浊辅音和元音后面发/d/. called borrowed closed moved 2:在清辅音后面发/t/. finished cooked helped watched 3:在/t/ /d/ 后面发/id/. wanted needed recited waited 不规则动词过去式的变化 am/is—was are—were do/does—did say—said has/have—had can—could sing—sang go—went see—saw put—put do— go— play— recite— dance— try— did went played recited danced tried sang performed gave celebrated needed wanted sing— perform— give— celebrate— need— want — 一般过去时的句子结构(实义动词): 肯定句: 主语+实义动词的过去式+其他 I went shopping last Saturday. 否定句: 主语+didn’t+动词原形+其他 I didn’t go shopping last Saturday. 一般疑问句: Did+主语+动词原形+其他 Did you go shopping last Saturday? 特殊疑问句： 特殊疑问词+一般疑问句. What did you do last Saturday? Dance the disco Perform ballet Jack Sally Yukio Sing a Japanese song Michael Play the guitar What did sb. do at Kangkang’s party? Jack danced the disco. Yukio sang a Japanese song. Sally performed ballet. Michael played the guitar. Dave Play the piano Tom Perform magic tricks Kangkang John Draw a picture Perform kung fu What did sb. do at Kangkang’s party? A: Hi, Jack, did you go to Kangkang’s birthday party? Maria: Yes, I did. A: Did you play the guitar? Maria: No, I didn’t. I danced the disco. Jack Yukio Sally Michael Dave Tom John Kangkang Helen Program list 1:Piano playing Maria 2:Dancing Sally 3:Rock song Michael 4:Guitar playing Jane 5:Poem recitation Helen 6:Japanese song Yukio 7:Dancing Kumiko 8:Magic tricks