第1个回答 2013-07-27
原形 第三人称单数 现在分词 过去式
be (is) (being) (was)
have (has) (having) (had)
stop (stops) (stopping) (stopped)
stay (stays) (staying) (stayed)
do (does) (doing) (did)
watch (watches ) (watching) (watched)
dance (dances) (dancing) (danced)
play (plays) (playing) (played)
eat (eats) (eating) (ate)
see (sees) (seeing) (saw)
第2个回答 2013-07-27
原形 第三人称单数 现在分词 过去式
be is being was / were
have has having had
stop stops stopping stopped
stay stays staying stayed
do does doing did
watch watches watching watched
dance dances dancing danced
play played playing played
eat eats eating ate
see sees seeing saw
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第3个回答 2013-07-27
我只学了单数和过去is ,was或were .has,had.stop,stopped.Does,done,did.watches,watched等等