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北師大版(三起)六上unit2mocky39sbadday課件2(專業(yè)版)

  

【正文】 一般情況下:規(guī)則變化是在動(dòng)詞原形后加 : playplayed. visitvisited. cleancleaned等都是規(guī)則變化。如:我昨天看電視了。 動(dòng)詞過(guò)去式的構(gòu)成有規(guī)則變化和不規(guī)則變化。 Yesterday I watched TV. watched TV / t / Last Sunday, I play football. Last Sunday, I played football. ˇ played football / d / cleaned the room / d / visited a friend / id / watch TV watched TV pl
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