Grammar Challenge

telling to tell tell having told

lived has lived had lived was living

would come would have come will come came

must be signed must sign must have signed must been signed

submits submitted submit has submitted

is are has have

paid had paid have paid would pay

would take would have taken will take took

was were am would be

consider to consider considering consideration

Praising Praised Being praised Having praised

do did have done are doing

already started had already started has already started was already started

must sign must be signed must have signed is signed

he arrived did he arrive he did arrive arrived he

listened was listening had listened has listened

is was be were

is believed believes is believing believed

Not knowing Not known Not to know Not having known

are speaking is speaking were speaking speak