Last year, my brother , who is a softwar
题型：选择题
问题：
Last year, my brother , who is a software developer, earned ______ my sister, a teacher in a senior middle school.
A twice as many as B as many as twice C twice as much as D as much as twice
Last year, my brother , who is a software developer, earned ______ my sister, a teacher in a senior middle school.
A twice as many as B as many as twice C twice as much as D as much as twice