He started to learn English in 1990 and in the years ________ he kept on using it in his work.
The number 9.11 is special number, , I think, that will be remembered by the Americans forever.
--- Shall we go out for a walk around Prague? --- I’m afraid not. We can’t go out our work is being done.
Taiwan’s former leader Chen Shui – bian, who was sentenced to in prison on Friday for corruption, a new round of punishment.
, Obama’s health care reform hasn’t been accepted by all the people in the USA yet.
Food safety is important, so the government spares no efforts to prevent food pollution.