—Have you ___________ been to Beijing? —Yes. But only once.

－How often do you go to a concert?－______ever. I’m not interested in concerts at all.

--- How often do you phone your family?---_______?

—_______ will the new building be finished ?                                 —In 2 years.                                                    

---Can I help you?---Well, I’m afraid the box is _______ heavy for you, but thank you all the same.