The old man was so angry and spoke so fast that none of his children understood he said m

问题补充：

The old man was so angry and spoke so fast that none of his children understood he said meant.

A. that, that

B. what. what

C. what

D. that

答案：

A. that, that

(答案→)B. what. what

C. what

D. that

解析：考查名词性从句。understood后是宾语从句，said缺少宾语，用what；meant“意味着”，缺少宾语，也用what。故选B。