beterrifiedofdoingsth和beterrifiedtodosth有什么区别?
She'sterrified______speeches.
A.makeB.tomakeC.ofmakingD.aboutmaking
该选B还是C?
beafraidofdoingsth和beafraidtodosth,beterrifiedofdoingsth和beterrifiedtodosth具体区别是什么?