I like getting up very early in summer. The morning air is so good .
A. to be breathed
B. to breathe
C. breathing
D. being breathed
网友回答
A. to be breathed
(答案→)B. to breathe
C. breathing
D. being breathed
解析：考查固定句型，主语+be+adj+to do，相当于it is+adj +to do sth主动表示被动，句子意思“呼吸早晨的空气很好”