Question

Fewer patients ________ in People’s Hospital this year than last year．

1. A.
   are treated
2. B.
   have treated
3. C.
   have been treated
4. D.
   treat

Answer 1

C
解析：
patients與treat之間是被動關系，應排除B、D兩項；一般現在時表示普遍的或習慣性的動作，應排除A項。