1. (Them, They) are with (she, her)
2. (I, Me) am happy by (your, you)
3. (You, I) are my best friend
4. (She, Her) has got a beautiful house
5. (Him, He) is my English teacher
6. My girlfriend loves (I, me) and (me, I) love (she, her)
7. Mark is behind (she, her)
8. George is between (us, we)
9. (She, Her) has (they, them)
10. (They, Them) are without (he, him)
11. Harry and (me, I) are cousins
12. He lives in front of Henry and (I, me)
13. Buy (it, its)
14. Read (they, them)
15. She is with (her, she) and some friends
16. He’s got some presents for you and (they, them)