--- Whose French book is it?
--- It __________ be Lucy ’s. Look! Her name is on the book!
-How can we help the children in the mountain village?
-We can_______ leaflets to ask people to donate money.
Bob often ____ his mother with the housework on Sundays.
-___________late for the meeting next time.—Sorry ， I won ’t .
-Mr White asked me to remind you of the meeting this afternoon. Don't forget it !
-OK, I_______.
