Mary is _______ than Alice.A.more experienced a teacher B.a more experienced teacherC.more an experienced teacher D.more experienced teacher
问题描述：
Mary is _______ than Alice.
A.more experienced a teacher
B.a more experienced teacher
C.more an experienced teacher
D.more experienced teacher
答
B
形容词的比较级中more 必须和experienced连用，排除C。按照习惯的位置关系，不定冠词应该放到形容词比较级前，experienced修饰的是teacher，他们不能分开，排除A。teacher是可数名词单数，在句中应该有不定冠词，排除D。
答
B
答
B Mary is a teacher.变成 Mary is an experienced teacher.再变成 Mary is a more experienced teacher.(形容词的比较级）最后再加上比较对象 Mary is a more experienced teacher than Alice....
答
B
常用的结构：不定冠词+形容词的比较级+名词