Sixtypercentoftelevisionviewerschosehimastheir_______actor.
A、popularTakeit______.Itisnothingbutajoke.
GeneralMotors,oneoftheworld'slargestautomanufacturers,isexpandingits________inthiscountry.
Humanbehaviorismostlyaproductoflearning________thebehaviorofanimalsdependsmainlyoninstinct.
Idon'tknowhowwecanmake________onthetimetableforanymorecourses.
Becareful,_______you'llfalldown.
