If you come across a key new word in your reading comprehension, you can ________ this dictionary．

1. A.
   turn to
2. B.
   consult
3. C.
   refer to
4. D.
   All of the above

If you come across a key new word in your reading comprehension, you can        this dictionary.

       A. turn to                     B. consult              C. refer to             D. All of the above