His backache is only _________ for not watering the flowers.
A. a reason
B. a cause
C. an excuse
D. reasons
正确答案:C
参考解析:暂无解析

His backache is only _________ for not watering the flowers.
A. a reason
B. a cause
C. an excuse
D. reasons
正确答案:C
参考解析:暂无解析