Betty has() advantage of learning English-she is good at speaking English.A: a B:an C:the D:/
问题描述：
Betty has() advantage of learning English-she is good at speaking English.A: a B:an C:the D:/
答
Of course it is B.have an advantage of 意为有什么样的优势，have a great advantage of 意为在。。上有极大的优势
答
B 元音因素开头的单词前用an