was at home most of the time_____.

题目

was at home most of the time_____.
He was at home most of the time_____.
A to watch TV B watch TV C watching TV D watched TV
我觉得是A或者C
是哪个呢,说说理由

答案

选C.这是现在分词做伴随状语,他在家的同时看电视.
to watch TV表示将来,这里没有将来,因为是was.