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 teachers
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 teachers
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。
