问题
单项选择题
In many parts of the world, man has not realized the importance of the role of trees. He has cut them down in large numbers______that without them he has lost the best friends he had.
A．then found
B．only to find
C．but found
D．therefore found
答案
参考答案：B
解析：不定式only to find表示结果，无论从语法还是语义上讲都合适。