Ving
look
looking
do
doing
sleep
sleeping
talk
talking
cook
cooking
eat
eating
say
saying
stand
standing
drink
drinking
wait
waiting
ride
riding
have
having
close
closing
use
using
write
writing
swim
swimming
cut
cutting
sit
sitting
drive
driving
sign
signing
run
running
play
playing
make
making
picnic
picnicking
let
letting