同学你好，该知识点来自沪江网校《英语零基础直达大学六级【爆款特惠班】》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

同学你好~
have sth in common (with sb)（想法、兴趣等方面）相同
Tim and I have nothing in common./I have nothing in common with Tim.
我和蒂姆毫无共同之处。

have sth in common (with sth)  有相同的特征（或特点等）
The two cultures have a lot in common.
这两种文化具有许多相同之处。

in common 共有；公有
They hold the property as tenants in common.
作为共同租赁人，他们共同占用这份房地产。

in common with sb/sth 与…相同
Britain, in common with many other industrialized countries, has experienced major changes over the last 100 years.
与许多其他工业化国家一样，英国在过去100年里经历了重大的变化。

common 可以作形容词，意思是“常见的；通常的；普遍的 ”或者“共有的；共享的；共同的 ”
Jackson is a common English name.
杰克逊是常见的英语人名。
They share a common interest in photography.
他们在摄影方面兴趣相投。

祝同学学习进步~