fly,return,move,miss和sell的过去式、过去分词和现在分词
原型脊困搭戚--过去式--过去分词--现樱枝念在分词
fly-flew-flown-flying
return-returned-returned-returning
move-moved-moved-moving
miss-missed-missed-missing
sell-sold-sold-selling
fly-flew-flown-flying
return-returned-returned-returning
move-moved-moved-moving
miss-missed-missed-missing
sell-sold-sold-selling
FLEW FLIED flying
returned returned returning
moved moved moving
missed-missed-missing
sold-sold-selling
fiy:fiew-fled-flying return:returned-returned-无