Attendanceatfootballmatcheshave_____sincethecomingoftelevision.
A、droppedinHumanbehaviorismostlyaproductoflearning________thebehaviorofanimalsdependsmainlyoninstinct.
________,Johnhasbeentoseveralforeigncountries.
________they'vegottoknoweachotheralittlebetter,theygetalongjustfine.
It________asashocktorealizethatIwasnotaloneintheroom.
Thewealthofacountryshouldbemeasured________thehealthandhappinessofitspeopleaswellasthematerialgoodsitcanproduce.
