This is such a wonderful film we have never seen.A. thatB. asC. whichD. what

问题补充：

This is such a wonderful film we have never seen.

A. that

B. as

C. which

D. what

答案：

A. that

(答案→)B. as

C. which

D. what

解析：在such..as引导的定语从句中的 as常常作定语从句的主语或宾语，而在such..that引导的状语从句中that不充当任何成分。