________they'vegottoknoweachotheralittlebetter,theygetalongjustfine.
The address book ________ the email addresses of your friends or groups of colleagues.
Attendanceatfootballmatcheshave_____sincethecomingoftelevision.
________somanypeopleintheUnitedStatesbeenoutofworkastoday.
SinceWilliamhadbeenseriouslyillforseveralmonths,hisparentswereworriedabout________toreturntoschoolfull-time.