Buy: bought bought
Bring:brought brought
Fight:fought fought fighting
Think:thought thought thinking
Catch:caught caught
Lose:lost lost
Feel:felt felt feeling
Sleep:slept slept sleeping
Hang:hung hung hanging
Put:put put
Choose:chose chosen
Rise:rose risen
Fly:flew flown flying
Give:gave given
大多数是瞬间动词,应该是没有现在分词的
buy bought bought buying
bring brought brought bringing
fight fought fought fighting
think thought thought thinking
catch caught caught catching
lose lost lost losing
feel felt felt feeling
sleep slept slept sleeping
hang hung/hanged hung/hanged hanging
put put put putting
choose chose chosen choosing
rise rose risen rising
fly flew flown flying
give gave given giving