The baseball is on the floor, ________ the bookcase and the desk.
There used to a clean river in front of my house, but now everything has changed.
---Who is running on the sports field?---It be David, He is ill at home.
Look at the name on the book and it must belong to_________ .
--- Tom Lily is coming.---Yeah, l am so happy they are free tomorrow.
Grandma Li is a “ Baba Dancer”, so she loves the music she _________in the square(广场).