Othersarguethatsincetheearthhasenduredalongstringoficeagesinthelasttwomilliontothreemillionyears,anywarmingis________tobetemporary.
Thestudentfoundthenovel_______.Itprovidedhimwithsomuchinformationaboutthesubject.
Insomeschoolschildrenwhoprefertoreadbooksratherthan________footballbecomesocialoutcasts(被抛弃者).
Hethoroughlyunderstoodthesociety__________.