Add question tags to the following statements

Add question tags to the following statements: 
Exercise 3 : Use ( who / whom / which or whose ) to complete the sentences: 
1 the boys ............... are phaying in the garden are you cousin
2 he finally married the girl.............. he loved
3 the flowers .......... my friend gave me have withered
4 mary is the girl ......... bicicle was stolen yesterday
5 the vegetables .........mr green sells are not fresr
6 Is this the book ......you lots?
7 the singer .....you like best is miss white
8 the street ..........leands to my school is very wide
9 your friend , ...........name i can's remember , made a lot of noise 
10 the  river........... we get our warer - supply is nearly empty