—Bob, can you tell us about your New Year’s planning? —I’m not_______about it yet.
Jack______ books in the library at 4 pm yesterday afternoon.
We______ a school trip next Wednesday if it is fine.
There isn't ______ in the classroom. Let’s turn off the lights.
Something was wrong with my bike, ______ I was late for school.
—Where is your Chinese teacher?—He’s ______the meeting room.