----Have you seen book? I left it just around here this morning.
----Is it English one? I think I saw it somewhere.
A. the, an
B. the, the
C. a, an
D. a, the
网友回答
A. the, an
B. the, the
(答案→)C. a, an
D. a, the
解析：此题重点考查冠词辨析，a用于辅音音素开头的单词之前，an用于元音音素开头的单词之前，the定冠词，表特指，用以复述上文提过的人或事物，用在序数词和形容词最高级前，it只前面提到的book，English是以元音音素开头的单词，故选C