Question

Biology is ________ interesting subject, many students are ________ in it． [　　] A． a, interesting B． an, interested C． an, interesting

Answer 1

答案：B
解析：

点拔：本题考查不定冠词的用法及be interested in短语的用法。不定冠词a置于辅音音素开头的单词之前，an置于元音音素开头的单词之前。