Food safety is important. Rules to stop people from food pollution.
―Does the rule work?―Yes, students are absent.
I can’t believe a little girl can write many books.
-Susan, is this your dictionary?-Oh, it's not . Ask Li Lei, he is looking for_______.
It is _______ useful book. I borrowed it from ________ school library.
-----May Day is coming. Don’t forget to give my regards to your parents.-----_____. Many thanks.