---- go to the city park with your best friend tomorrow? ---- Sounds great!A. Why not you B. Why don’t C. Why not
--- Is your favorite subject Math? --Yes, I am good ___it.
—How many ____are there in the box? --Nine.
–What’s this in English? ---______.
There ____ many kinds of flowers in the garden.
— What are these? --- They are________.