写出下列动词的第三人称单数和现在分词形式

题目

写出下列动词的第三人称单数和现在分词形式
1.go 2.do
3.spell 4.know
5.teach 6.meet
7.like 8.come
9.run 10.throw
11.give 12.play
13.study 14.open
15.close 16.catch
17.fly 18.watch
19.get 20.help

答案

goes going does doing
spells spelling knows knowing
teaches teaching meets meeting
likes liking comes coming
runs running throws throwing
gives giving plays playing
studies studing opens opening
closes closing catches catching
flies flying watches watching
gets getting helps helping