【题目】It's much easier to make friends you have similar interests.
A.unless
B.when
C.even though
D.so that

【答案】B
【解析】句意：当你们有相似的爱好时，那成为朋友就更容易了。A.unless"除非, 如果不";B.when"既然, 考虑到，当……时"；C.even though"即使，虽然"；D.so that"以便，所以"。结合语境可知选B