The destruction of the twin towers _________shock and anger throughout the world ．
A、summonedC
暂无解析
After his uncle died ，the young man _____the beautiful estate with which he changed from a poor man to a wealthy noble ．
设数列 {an} 的前 n 项和为 Sn，则 {an} 等差。
(1) S n4=n 2+2n, n=1,2,3
(2) S n4=n 2+ 2n +1,n=1,2,3
TheopportunitytoexploreandplayandtheencouragementtodosoCan________theperformanceofmanychildren．
Afterhisuncledied，theyoungman_____thebeautifulestatewithwhichhechangedfromapoormantoawealthynoble．
Theteamplayedhardbecausethechampionshipofthestatewas______.
