Question

I should convey my appreciation to my high school teachers, without ____ help I wouldn’t achieve such a big success.

1. A.
   whom
2. B.
   them
3. C.
   which
4. D.
   whose

Answer 1

D
考查定语从句。Teachers是先行词，在定从without ____ help I wouldn’t achieve such a big success.中作help的定语，所以选D。