理基础,精剖析,提素能,巧突破,学业分层测评,全剖析,attendant,drop,attacker,initial,dust,on,out,as,at,into,of,on,with,laughing,must have happened,up,for,on,with,how,on,by,survival,survivor,announcement,behind,attacker,dusty,call on some customers,What should I do with,dropped out of college,are covered with snow,surviving on the savings,Having been told,noting,may not have known,laughing and talking,Not knowing how to work out the difficult physics problem,must have been mad,