Following the successful Beijing Olympic shanghai 70 million people for the 2010 World Expo.
Professor Smith ___ China yesterday.
I’m writing to you and ask whether you’d like to give us ___ how to learn English.
I wonder why he hasn't __ any of my letters for such a long time.
--Look! John is ___. Let’s go and see if he needs any help.A, out of the breath B. out of breath C. out of his breath D. out of breathes
It's dark, Mum ___ be waiting for my return.