Grammar Challenge

paid had paid have paid would pay

would take would have taken will take took

was were am would be

already started had already started has already started was already started

he arrived did he arrive he did arrive arrived he

is are has have

must be signed must sign must have signed must been signed

must sign must be signed must have signed is signed

would come would have come will come came

telling to tell tell having told

do did have done are doing

lived has lived had lived was living

is was be were

is believed believes is believing believed

are speaking is speaking were speaking speak

submits submitted submit has submitted

Praising Praised Being praised Having praised

listened was listening had listened has listened

Not knowing Not known Not to know Not having known

consider to consider considering consideration