1. When ( do/will ) our classes start tomorrow?
2. The train from Liverpool ( arrives/will arrive ) at 7:30.
3. I don't think the train ( arrives/will arrive ) on time.
4. I ( will apologize/apologize ) if you ( will explain/explain ) to me why I should.
5. I ( will play/am playing ) football tomorrow.
6. I ( will promise/promise ) I ( will phone/phone ) my granny.
7. We ( will go/are going ) to St. Petersburg soon.
8. What time ( does/will ) the bus arrive in Cardiff?
9. Alee ( is going to write/is writing ) a letter to his parents in the evening.
10. We are having a party on Saturday night. ( Will you come/Are you coming )?

1. will

2.arrives

3. will arive

4. will apologize, explain

5. will play

6. promise, will phone

7. are going

8. does

9. is going to write

10. Will you come?