Question

As you wander through the streets, you see thousands of masks but you have no idea_____ the faces behind them look like

1. A.
   which
2. B.
   what
3. C.
   that
4. D.
   how

Answer 1

B
试题分析：考查同位语从句。idea后跟同位语从句，从句中的look like缺少宾语，which指“哪个”，that无意义；how作状语。名词性从句中，作主语、宾语、表语，用what。故选B。
考点：考查同位语从句