—The disease he suffers from is not easy to cure.
—I know, but is he _____ better?
A. much B. rather C. any D. little
答案是C，可以用a little，不能用little。any, a little, a bit, slightly等修饰比较级的词或者短语时，意为“（比）……一点”。例如：
My bag is slightly bigger than hers. 我的书包比她的稍大点。
He felt any better. 他觉得好点了。
I’m a little taller than you. 我比你个子稍高点。