You may ______ it that Jennifer will come and help us if we are in trouble.
To keep fit, the old man makes it a rule _____ for a walk after supper every day.
--I'm sorry I made a mistake! --__________Nobody is perfect.
One can always manage to do more things, no matter______ full one’s schedule is in life.
The police were seeking more information to find out________ killed the rich merchant.
Had they known what was coming next, they _________second thoughts.