2) No, I am sorry. I have to help my dad.
3) No, I couldn't. I have to do my homework.
4) No, I am sorry. Unfortunately ( к сожалению) I have to lay the table.
5) No, I couldn't. I have to cook the dinner.
6)No, I am sorry. I have to study more
7)No, I am sorry. Unfortunately ( к сожалению) I have to buy a present for my friend.
8. No, I am sorry. Unfortunately ( к сожалению) I have to walk with my dog
9.No, I am sorry. Unfortunately ( к сожалению) I have to help my cousin with her homework
10.No, I am sorry.I have to do the washing