18个小学单词形态转换写出下列单词的【第三人称单数】【现在分词】【过去式】1.look 2.learn 3.cook 4

1.look looking look
2.learn learning learned
3.cook cooking cook
4.visit visiting visited
5.watch watching watched
6.play playing played
7.dance dancing danced
8.live living lived
9.study studying studied
10.worry worrying worried
11.leave leaving left
12.go going went
13.read reading read
14.sing singing sang
15.buy buying bought
16.eat eating ate
17.take taking took
18.do doing did

look looks looking looked
learn learns learning learned
cook cooks cooking cooked
visit visits visiting visited
watch watches watching watched
dance dances dancing danced
live ...

looks looking looked ; learns learning learned ; cooks cooking cooked ; visits visiting visited ; watches watching watched ; plays playing played ;dances dancing danced ;lives living lived ;...

1looks looked looken 2learns learnet learnet