The driver pulled_____at the traffic lights.
A、inC
pullup“(车、马)停下”，符合句意。pullin“(火车)缓缓进站，(车辆)靠边停下”;pullout“(车、船)驶出，(司机)超车”;pulloff“努力实现(计划等)”。
_____alltherepresentativesstillnotthere，themeetingwaspostponedforseveralhours.
Two-thirdsofhisproperty_____lostinthefire.
He‘s working hard_____.
Children who are over-protected by their parents may become_____.
_____he speaks softly is no proof that he is kind.
