He had no choice but to an excuse to explain his being late.A. make outB. make upC. make

问题补充：

He had no choice but to an excuse to explain his being late.

A. make out

B. make up

C. make up for

D. make over

答案：

A. make out

(答案→)B. make up

C. make up for

D. make over

解析：考查短语动词的用法。make out意为“分辨、理解”；make up意为“编造、杜撰、弥补”；make up for意为“弥补”；make over意为“改做、重做”。根据题意，B可入选。