21．—Director, Jack is ill, so he can’t be here.
—Then we’ll have no choice but to give the performance _______ him.
A．except for B．apart from C．except D．without
22．—The public store is to close at 9:30 p.m..
—___________ no need _________ ; it is just 7:30 p.m..
A．There is; to be worried B．It is ; to be worried
C．It is ; to worry D．There is; to worry
