问题补充:
“Luck is matter of preparation meeting opportunity,” said Oprah Winfrey, American Talk show host.
A. a; an
B. the; an
C. a; /
D. the; /
答案:
(答案→)A. a; an
B. the; an
C. a; /
D. the; /
解析:a matter of “。。。的事情”It is a matter of time.
美国脱口秀的主持人,泛指。用an.