The floor is so wet. Let’s _____________.

Don’t you know that a proper amount of exercise a day will ________ to a person’s health?—No wonder so many senior citizens do exercise in the square.

HappilyforJohn’smother,heisworkingharderto_______hislosttime.

________me, a good friend likes doing the same things_________ me.

Mary really hard on his book and thinks he’ll have finished it by Friday.