Roast duck is one of _______ dishes in Beijing.
-- How far is it from here to Huangshan Mountain?-- About in a car.
--When did you become a volunteer for the elderly?-- Two years ago. I this group since then.
He met many problems he was going over his lessons.
--Where does your uncle work, Tom ?--He is in a hospital he works as a doctor.
In our school library there a number of books on science and the number of them growing larger and larger.