It is not expected he said caused so much discussion at the meeting.A. thatB. what thatC.

问题补充：

It is not expected he said caused so much discussion at the meeting.

A. that

B. what that

C. what

D. that what

答案：

A. that

B. what that

C. what

(答案→)D. that what

解析：本题考查名词性从句。that为主语从句关系词，what为主语从句中作said的宾语，故选D。