.I live at a busy street and the loud noise nearly ____me mad.
Whenever I go to Beijing, ____ is quite frequent, I will go to visit the Great Wall.
The two boys fought and fought until one ______.
He will _____ our class to sing at the school singing contest.
John _____ knowledge of radio just by staying around the radio station.
It isn't so much whether he works hard; the question is whether he works _____.