appeared	appear
based	base
broadcast	broadcast
competed	compete
decided	decide
discovered	discover
enjoyed	enjoy
explained	explain
founded	found
designed	design
used	use
created	create
carried	carry
married	marry
studied	study
stopped	stop
dropped	drop
travelled	travel
walked	walk
listened	listen
did	do
gave	give
went	go
had	have
thought	think
changed	change
brought	bring
became	become
followed	follow
laughed	laugh
wanted	want
washed	wash