A:鲨鱼-淡水湖泊
B:灰喜鹊一松林果园
C:企鹅一南极冰原
D:大熊猫一高山竹林
24+ 48=____。
下列句子中没有语病的一项是( )
I punished my son for his fault this morning.But I would rather not________it;after all,he is only 5 years old.