Mr. Smith is waiting to see you. He appears to be quite important person.
A. /; an
B. A; an
C. The; the
D. The; /
网友回答
A. /; an
(答案→)B. A; an
C. The; the
D. The; /
解析:考查冠词。不定冠词a/an表示泛指,意为“一个,某个”;定冠词the表示特指,意为“这个,那个”。a Mr. Smith意为“一个叫史密斯的先生”;泛指“一个急躁的人”,用不定冠词,important首字母发音是原因,用an。故选B。