--Can I come this afternoon or tomorrow morning?--       is OK.I’m free today and tomorrow.

When she was walking in the street, she met a friend of _______.

—Do you want______ bread?—Yes, I usually eat a lot when I’m hungry.

I find ________ difficult to remember everything, though I’m still young.

--Who’s your Chinese teacher?--Miss Zhang. She has taught ______ Chinese for two years.