-Would you like ________?
-Thank you.I'm not thirsty.
---It's been a wonderful evening.Thank you very much.
---________.
--Is the manager in?
--Sorry, he is out. But he will be back ________ three o'clock.
“Perhaps she is working for John.”
“Yes, she ________ for him.”
“I know she was in because I heard her radio, but she didn't open the door.”
“She ________ the bell.”
-________ is my new backpack?
-It's under the chair.
-Is this ________ ruler?
-No.It's ________ ruler.
-________.Are you Li Peng?
-Yes, I am.
-Are these your English books?
-Yes, ________.