This problem is so tough that only students can solve it.A. a fewB. manyC. a littleD. much

问题补充：

This problem is so tough that only students can solve it.

A. a few

B. many

C. a little

D. much

答案：

(答案→)A. a few

B. many

C. a little

D. much

解析：only后接a few ，表示只有几个学生可以做得出，故选答案为A