---Who is that woman over there?   ---___________ is my English teacher.

---Have you got anything to do this afternoon, Lucy and Lily?---Yes, _________ of us are going to the home for the elderly.

I knocked on the door several times but         answered, so I left.

Mrs Liu teaches       English. We like         class very much. 

—Open the window, please.  —Certainly. Which one? _____ beside the door?