Question

________ students went to see Mr．Wang during the time he was ill．

1. A.
   The number of
2. B.
   A number of
3. C.
   The large number of
4. D.
   A large number

Answer 1

B
本题空后的名词为可数名词复数形式，从结构上看A、B、C三项都是成立的，但本题句意是“许多学生去看望王先生……”，而A、C两项构成意思为“学生的数目”，显然不合题意。