摘要
When are the 2016 Olympics?From 5 August to 21 August.Where are they being held?Rio de Janeiro,Brazil.When is the opening ceremony?On 5 August,at the Maracana Stadium[马拉卡纳球场],20:00 local time.Why was Brazil chosen?Rio won the final round of voting（held in October,2009）by 66 votes against
When are the 2016 Olympics？
From 5 August to 21 August.
