Take it ______. It is nothing but a joke.
A、easyA
暂无解析
Hethoroughlyunderstoodthesociety__________.
Humanbehaviorismostlyaproductoflearning________thebehaviorofanimalsdependsmainlyoninstinct.
Sixtypercentoftelevisionviewerschosehimastheir_______actor.
WeweretoldthatSuewouldbeidealforthejob,butshe________badlywhenwetalkedtoher.
Becareful,_______you'llfalldown.