----Look at the boy running on the playground. Is it David? ---- It ______ be him. I saw him go to the teachers’ office just now.
—She __________ two years ago. —You mean she_______ him for two years?
I_______ my English book was in my school bag, but in fact I_______ it at home this morning.
—I don't like the music because I can't sing along with it. —Me, _______.
—Can I see Miss Gu at the moment, please? —I'm afraid not. She ______ New Campus for 2 days. She _______ in one day.
If you avoid _________careless, I think you can manage_______ full marks.