—Can you go to the movies with me this afternoon?
—Sorry. I have appointment with my dentist. I’m going to see him.
- A.an
- B./
- C.the
- D.a
答案
正确答案:A
知识点:不定冠词

根据语境,“有一个约会”即用不定冠词,由于后面的单词以元音音素开头,所以要用不定冠词an。

略
