Zheng says that the most dangerous thing about a credit card is a person isn’t always aware of the fact he’s spending money.
A. that; that
B. what; that
C. that; what
D. what; which
网友回答
(答案→)A. that; that
B. what; that
C. that; what
D. what; which
解析： a person isn’t always aware of the fact是表语从句，且句意完整，用that引导； he’s spending money是the fact的同位语从句，语意完整，用that引导。所以选A。