—The winner of the race is a tall and thin boy with thick glasses.—Then it _______ be my friend, Mike, who looks like a “meat ball”.
—Thanks so much for everything. You have certainly made my stay very pleasant.—__________.
—__________ for the fire!—It's OK. I'll be careful enough.
I remembered __________ the door before I left the office, but forgot to turn off the lights.
The manager __________ the workers how to improve the program since 9 am.
In order to find the missing child, villagers __________ all they can over the past five hours.