My manager invited me to have dinner with him but I refused_____.

问题描述:

My manager invited me to have dinner with him but I refused_____.
A.to have B.to do C.to D.to have had
请说明理由~

选C.省略时,为避免重复,没必要带上动词,只需保留to,只有当动词为be动词时,不定式省略要保留动词.A、B错的不厉害,D错的码就大了!