--Sam, come downstairs, please. I need your help. --Sorry, Mum. I _____ on the phone. A.talked B. am talking C.was talking.
---What do you think of ______ film about Zhan Tianyou?---It’s _________ good film.
Jack with his friends,_______ going to_______ their English teacher tomorrow.
When he heard a cry for help, he ran out as _________ as he could.
_____ she afraid of _____ late for school?
—Excuse me. Look at the sign: NO SMOKING! —Sorry, I________ it.