Make up general questions and answer them.
Example: You will celebrate your birthday.
Will you celebrate your birthday?
Yes, I will. / No, I won't.
1. They will go to the country tomorrow.
Yes,
2. They will have a party tomorrow.
No,
3. Mr. Black will buy a computer next week.
Yes,
4. My father will come home at 10 tomorrow.
No,
17