Question

“Is your father a doctor?”“ No, he isn’t. He is ______ office worker.”A. a B. an &...

“Is your father a doctor?”“ No, he isn’t. He is ______ office worker.”A. a B. an C. the

Answer 1

B

表示事物类别，在名词前通常用不定冠词，元音音素前用an，office第一个音是元音，故用an，故本题选B。