1. We'll be in our office tonight.

2. She won't be angry with you.

3. He'll come next week.

4. The book won't cost too much.

5. There will be a show here tomorrow.

6. There won't be any rice here today.

7. Will you be at home this evening？

8. Will they come next week？

9. Will there be a party next month？

10. I am going to be a doctor when I grow up.

11. I am going to be an actor when I grow up.

12. I am going to be a computer programmer when I grow up.

13. I am going to be an engineer when I grow up.

14. I am going to be a teacher when I grow up.

15. I am going to be a basketball player when I grow up.

16. I am going to go swimming tomorrow.

17. She will go shopping.

18. He will get married.

19. She will have a daughter.

20. The rain will stop soon.

这些句子涵盖了各种将来时态的用法，包括be going to结构和will结构。希望这些例子对你有所帮助。