to buy
kau
to answer
kotaeru
to ask
tazuneru
to close
tojiru
to work
hataraku
to begin
hajimeru
to study
benkyoo-suru
to ask for
tazuneru
to order (a product)
chuumonsuru
to sing
utau
to play (as in have fun)
asobu
to follow
shitagau
to continue
tsuzukeru
to wear (as in wear out)
shoomo suru
to pay
harau
to know (personally)
shitteiru
to learn
manabu
to listen to
kiku
to hear
kikoeru
to go up (as in climbing)
noboru