he said at the meeting astonished everybody.A. ItB. ThatC. WhatD. The fact

问题补充：

he said at the meeting astonished everybody.

A. It

B. That

C. What

D. The fact

答案：

A. It

B. That

(答案→)C. What

D. The fact

解析：本题考查名词性从句。句中what引导主语从句，在从句中作宾语。句意：他在会议上所说的让每个人都很惊讶。