Informal Vs Formal English For Hotel Students

InformalFormal
sotherefor
chooseselect
look forseek/search
maybeperhaps
say noreject
buypurchase
sorryapologize
tellinform
needrequire
askrequest
checkverify
getreceive
helpassist
startcommence
madinsane
go upincrease
toughdifficult
bookreserve