1.If the onlysister of your mother’s only brother has an onl

1.If the onlysister of your mother’s only brother has an only child,what would be yourrelationship(亲戚关系) to that child?
2.What arelationship to you is your father’s only brother’s wife’s only brother-in-las(姐妹的丈夫)?
3.Look at the firstchart carefully and tell which number is missing in the second chart?
10 2 5 12 3 4
5 1 5 4 1 （）
2 2 1 3 3 1