----Look at the boy running on the playground. Is it David?---- It ______ be him. I saw him go to the teachers’ office just now.
---When did your parents get back home last night? ---At around ten o’clock.
What’s your sister drinking at the moment ?
Her eating habits are not the same as her sister’s.
–Excuse me. _______ –Just go straight and turn left. It’s on your right.
Sam _____ walks to school. He always goes to school by bike. A. sometimes B. often C. never