Question

They waited for _______ seemed to be a long time, hoping that rescue would come.

A．it

B．which

C．what

D．that

Answer 1

C

试题分析：句意：看起来他们等了很长时间，希望救援可以到来。这个句子包含一个宾语从句，且引导词在从句中作主语，表示“什么”的意思，故用what，选C。