Now most families have only one child _____ our country’s one-child policy.
We should keep the classroom_____________and tidy.
--- When shall we meet again?--- Make it _____ day you like, it’s all the same to me.
---Would you like ______ , sir?--- No, thanks. I have had much.
I didn’t hear your call because I__________to music at that time.
I won’t make such a silly mistake again. I’ll be__________ next time.