–It’s eight o’clock. We are late _______ the school.to B. at C. in D for
________ do you take? ----- Size M.
---Is this book Betty's? ----Yes , it's ________.
I am looking forward _______ the new film.
---Where is your brother? ---He is in Beijing. He _____ back in three days.
---Would you like to go bike riding with us tomorrow? --- _________.