We became good friends quickly, our life experiences couldn’t have been more different.
A. as long as
B. even though
C. in case
D. as though
网友回答
A. as long as
(答案→)B. even though
C. in case
D. as though
解析：A只要；B即使，尽管；C以防；D似乎，好像；句意：即使我们的生活经历可能完全不同，但是我们还是很快就成了好朋友。根据句意说明B正确。