题目：
I wanted to help those homeless children in the Big Earthquake,
_______ I donated my pocket money that I had saved for two months.[ ]
A. so
B. because
C. since
答案：
答案：A
I wanted to help those homeless children in the Big Earthquake,
_______ I donated my pocket money that I had saved for two months.[ ]
A. so
B. because
C. since
答案：A
