She "assumed" the meeting time had changed.
certain
not certain
She "was positive" that her meticulous planning would lead to a successful outcome for the event.
not certain
certain
They "were sure" they had followed all the instructions precisely,
not certain
certain
I "bet" she'll finish the marathon in under four hours
certain
not certain
She "doubted" the authenticity of the information presented.
not certain
certain
After analyzing the clues, she "figured" that the missing keys might be in the coat pocket.
certain
not certain
She "guessed" the answer to the riddle.
not certain
certain
She "had a hunch" that the surprise party was for her.
not certain
certain
He "knew for a fact" that the store closed at 9 p.m.
not certain
certain
I "suppose" we could try the new restaurant downtown for dinner tonight.
certain
not certain
He "must have" forgotten his keys.
very certain
uncertain
She "must not have" heard the announcement.
uncertain
very certain
He "can't have" finished the entire project in just one day.
uncertain
very certain
He "couldn't have" known about the surprise party.
uncertain
very certain
She "could have" completed the marathon.
uncertain
very certain
She "may have" left her phone at the office.
very certain
uncertain
