His backache is only _________ for not watering the flowers. A. a reason B. a cause C. an excuse D.

问题描述:

His backache is only _________ for not watering the flowers. A. a reason B. a cause C. an excuse D.
请讲详细点

C. an excuse借口
A. a reason 原因B. a cause 结果
因为不浇水是主观原因,因此C最符合