—Have you decided when to leave for Australia?—Not yet. We _________ set off at the end of this month.

 Your teacher ________ very angry at that moment because you talked back to her like that.

---Someone is knocking at the door. Who may it be? ---It ______ be Tom. He is still in the school.

Doctor Wang      at seven o’clock for the conference, but she didn’t turn up. 

—I think I’ve got a bad cold, Doctor, Shall I take some medicine?—No need. Your body itself is able to            the virus. Just drink more water and rest.