Dưới đây là các câu đã được điền từ chỗ trống:

1. By the time you arrive, we **will have already finished** dinner.
2. She **was studying** for her exam when her friend called her.
3. Next week, I **will not be working** on Monday.
4. They **will be waiting** for you at the park at 3 p.m tomorrow.
5. I **was reading** a book when you came over.