Question

These ancient Indians used to live in ________ is now a part of the United Slates．

1. A.
   where
2. B.
   the place
3. C.
   which
4. D.
   what

Answer 1

D
解析：此题考查名词性从句中连词what的用法。该题中“部分”是介词in的宾语。句中连词what＝the plale which。若从定语从句的角度来研究该题，则B项缺少关系词that或which，A和C项则缺少类似in the place之类的先行词部分。