问题补充：
Not only interested in football but beginning to show an interest in it.
A. the teacher himself is , all his students are
B. the teacher himself is, are all his students
C. is the teacher himself, are all his students
D. is the teacher himself, all his students are
答案：
A. the teacher himself is , all his students are
B. the teacher himself is, are all his students
C. is the teacher himself, are all his students
(答案→)D. is the teacher himself, all his students are
解析：这题考查not only…but also…的用法，not only在句首时句子要部分倒装，but also在句首时，句子不用倒装。所以选D。
