根据括号里的提示完成句子1、Are these key____?(you)2、This boat____to sally

根据括号里的提示完成句子
1、Are these key____?(you)
2、This boat____to sally three years ago.(belong)
3、These two pens are_______(I)
4、Whose are these notebooks?They are_____(Amy)
5、Are those black umbrellas_______?(they)
6、There are some forks on the shelf.They are____.(we)
7、That beautiful watch belongs to______.(she)
8、Can you buy some flowers for_____?(he)
9、Did_____sister go to the office?(you)
10、The new pictures belongs to_____.(we)