The association is ________ to raising funds to help the blind.
B
暂无解析
Wemust______thattheexperimentiscontrolledasrigidlyaspossible.
Humanbehaviorismostlyaproductoflearning________thebehaviorofanimalsdependsmainlyoninstinct.
ShegotajobasanassistantstagemanagerattheCambridgeArtsFestivalTheatre,thinkingthatitmight________toacareerasaplaywright(剧作家).