选择正确的词填空,写在横线上.1.Are these Kate and Mike's bags?Yes,they are

选择正确的词填空,写在横线上.
1.Are these Kate and Mike's bags?Yes,they are_____
(they,them,their,theirs)
2.Those are my books.Put____in the bag.
(they,them,their,theirs)
3.This bike is ___.(my,me,mine,I)
4.That kike is ___.(you,your,yourself)
5.We cleaned the house by____(our,we,us,ourselves)
6.Tim made the bed by____(he,him,his,himself)