【正文】
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 play football played football clean the room. cleaned the room visit a frie