There’s a ______in our office that when it’s somebody’s birthday,they bring in a cake for us all to share.
The terrible fire broke out suddenly. The family, luckily, was able to _____ it in time.
Chinese exports have been hit hard by falling world demand, with millions of workers _______ to their villages after the factories that employed them closed down.
The US is about the same size as China, but its population is five times ____.
The number 5.12 is a special number, ______I think, that will be remembered by the Chinese forever.
—When did you come back? —An hour ago. Youthe computer games.