he is beginning__________ his mistake

问题描述:

he is beginning__________ his mistake
A see
B to see
C seeing
D seen

选B.
表示开始做某事,其后的动词可用不定式也可用动名词.但当 begin 后接的是表示心里活动的动词(如 think,realize,understant 等)或 begin 本身为 -ing 形式时,其后通常要接不定式而不接动名词.