题干
.
That year his total income, with his reward , 12,000 yuan.
That year his total income, with his reward , 12,000 yuan.
A：added to; added up to
B：added; added to
C：added up to; added
D：adds to; adds up to
答案(点此获取答案解析）
A
使图中有5个直角
中，
且对于任意大于
的正整数
，点
在直线
上，则
的值为（ ）．
