阅读.work out the relationships between the characters.

阅读.work out the relationships between the characters.
Michael Sanders,along with his wife Mary and daughter Jenny,arrives in Pudong Airport,Shanghai,late in the afternoon.They are met by Li Yong's assistant,Cathy,and his nephew,Qian Lin.Cathy has seen some pictures of Mr.Sanders and his family,so she has no trouble recognizing them when she sees them."Hi,Mr.and Mrs.Sanders,my name is Cathy.I'm here to meet you," says Cathy."Thank you so much,Cathy!" exclaims Mr.Sanders.He briefly introduces the family and then they get in the car.Mrs.Sanders is so excited.She is curious about everything."It's such a nice day," she says."Is it always like this in autumn here?.Oh,yes,it is.Autumn is the best season here in this part of China," explains Cathy.As their car pulls out of the airport,Mr.Sanders begins to ask about Li Yong and his company."Li Yong is very well," says Cathy,"he's looking forward to seeing you all again.Michael is happy that he will see his student again.Mary feels the same way,but she doesn't know that she will meet her nephew,David White.
l) Michael Sanders is...
2) Li Yong is...
3) Cathy is...
4) Mary Sanders is...
5) David White is...
6) Jenny Sanders is...
7) Qian Lin is...