_____ she was very tired， she went on working.

_____ she was very tired， she went on working.
A、As
B、Although
C、Even
D、In spite of
【正确答案】：B
【题目解析】：考察连词。由题意可知，她很累但是她坚持继续工作，因此选择B选项 although “虽然……但是”