试题 试卷
题型：单选题 题类：常考题 难易度：普通
仁爱科普版七年级上Unit 1 Making new friends Topic 3 How old are you?专题练习：不定冠词 a；an的用法
— It's ______ egg.
—Certainly.
—No，she's talking ______ the phone with her friend.
试题篮
