Answer:
Remember to use the appropriate indirect and direct object pronouns. Ex.: me / buy / pants: Buy them.
1. to him / write / letter (informal):
2. For me / buy / coat (informal):
3. To them / do not wear / shoes (casual):
4. To us / sing / a song (formal):
5. To them / do not recommend / T-shirts (formal):
11. to them / do not invite (informal):
12. Prepare / a coffee / for me (formal):
13. to them / do not say / the truth (formal):
14. To us / bring / credit card (informal):
15. For me / do not buy / mini skirts (informal):
Explanation: