Prince William said he was delighted that the 2012 Olympic Games ________ in London.
Shortly after suffering from a massive earthquake and to ruins, the city took on a new look.
The president of the World Bank says he has a passion for China , he remembers starting as early as his childhood.
Anyone, once ____ positive for H7N9 flu virus, will receive free medical treatment from our government.
Evidence has been found through years of study______ children’s early sleeping problem likely to continue when they grow up.
I must find out why____so many students made the same mistake.