—How I wish everyone were kind and respected their elders!
—________，there would
n't be quarrels among the parents and their children.
A．When necessary B．If so
C．If possible D．So what
—How I wish everyone were kind and respected their elders!
—________，there wouldn't be quarrels among the parents and their children.
A．When necessary B．If so
C．If possible D．So what
B