Tom told us all that he said at the meeting was really trueA. thatB. allC. whatD. which

问题补充：

Tom told us all that he said at the meeting was really true．

A. that

B. all

C. what

D. which

答案：

A. that

B. all

(答案→)C. what

D. which

解析：句意：汤姆告诉我们所有的人，在会议上他所说是真的。这里的all和us是同位语，做主句的宾语，that引导的是宾语从句，宾语从句中的谓语是was really true，前面是主语从句，主语从句中用what引导，在句中作said的宾语。所以选C。