We should eat a balanced diet to keep healthy.
There are many bees _______among the flowers.
---Do you know _____the members in this club?---It’s about 200.
Making a loud noise in public does great _____to people’s hearing.
When Miss Wang went into the classroom, she saw someone _____ chess.
—Mike, where’s today’s newspaper?—Well, you don’t need to read it because there is _____in it.