It'smore________tobuyaseasonticketifyoutraveleveryday.
Theaddressbook________theemailaddressesofyourfriendsorgroupsofcolleagues.
Theboyranoutoftheclassroomwithouttheteacher's_______.
SinceWilliamhadbeenseriouslyillforseveralmonths,hisparentswereworriedabout________toreturntoschoolfull-time.
Inthefuture,more______shouldbeplacedontheeducationoftheyoung.