Question

By success I don’t mean_______usually thought of when that word is used.

1. A.
   what is
2. B.
   what has
3. C.
   that is
4. D.
   that has

Answer 1

A
考查连词。what 引导宾语从句，在从句中作主语，is thought of 的意思是“被认为”。