Question

The math problem is _____ difficult that only _____ students can work it out

1. A.
   too; a few
2. B.
   so; a few
3. C.
   so; a little
4. D.
   enough; little

Answer 1

B
试题分析：too太,也;so如此,这么;enough足够的;a few几个,修饰可数名词复数;a little一点,修饰不可数名词;little一点,表示否定含义;句意:这道数学题有点难,以至于只有几个学生能计算出来.结合语境可知选B.
考点：考查词义辨析。