To avoid           on how to use the word, you’d better refer to a dictionary.

A．to get confused                                                 B．getting confused

C．to get confusing                                                 D．getting confusing

To avoid           on how to use the word, you’d better refer to a dictionary.

1. A.
   to get confused
2. B.
   getting confused
3. C.
   to get confusing
4. D.
   getting confusing

To avoid           on how to use the word, you’d better refer to a dictionary.

To avoid            on how to use the word, you’d better refer to a dictionary.