选词填空。
my, whose, which, is, she, hers, your, thin, who’s, thick
1. I have a jacket. This is _________ jacket.
2. ______ T-shirt _______ this? It’s Tom’s.
3. ________ one do you want?
4. ________ that girl? _______ is Mary.
5. I don’t want to wear it. Today is cold, it’s too _______.