问题补充：
He told me the news, believe it or not, he had earned $1 000 in a single day.
A. that
B. which
C. as
D. because
答案：
(答案→)A. that
B. which
C. as
D. because
解析：此题容易误选B，误认为这是非限制性定语从句。其实此题应选A，that引导的是一个用以修饰名词the news的同位语从句。不少同学之所以误选B，正是believe it or not（信不信由你）这个插入成分惹的祸。
【标签】名词性句与插入语
