用英语填空 快 ！！！！！！！！1

哦 好像是这个意思吧：妈妈是哥哥的（妈妈）……
mother is brother ('s mother)
mother is sister('s mother)
father is sister('s father)
father is brother('s father)
sister is grandfather('s granddaughter)
uncle is mother('s brother)

什么意思啊~~这题。是填什么词？还是标点啊~~呵呵

不懂……