—Don’t forget ______ your homework. John. —Ok. I'll do it right now.A. doing B. do C. to do
—Are they from England? —_______.
These are my shoes. Yours ______ yellow.
—______ is this? —It's yellow.
There is a police car _____ the bus. The police are watching the traffic.
—Lily, here are your pens. Please _____. —OK, Mom.