问题补充:
Tom told us all that he said so at the meeting was really true.
A. that
B. all
C. what
D. which
答案:
(答案→)A. that
B. all
C. what
D. which
解析:句意:汤姆告诉我们所有的人,在会议上他这么说是真的。这里的all和us是同位语,做主句的宾语,第一个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,主语从句中不缺主宾表,用that连接,不做成分。所以选A。