Childrenshould_________wastewater.
A、tellnottoI______goingforawalkaftersupper.Doyouwanttogotogetherwithme?
TheGreatWallinChinaisoneofthefew_____objectsontheearth_____fromthemoon.
Thedoctorletthepatients______thesoftmusic,becauseithelpedmakethem_____.
—What'stheyoungman?
—______.
Willitbe_____beforetheprofessorreturns?