题目

The Danish capital is a year-round destination．Here are some of the city’s best annual events． Roskilde Festival(July) The Danes love the outdoors and they love rock music；the Roskilde Festival is where they combine these passions for a weekend of drunken celebration．The four-day event is held about 30 minutes from the city completely，which means you can either go in for the full festival experience，or you can travel from the city to the festival each day． There are also day tickets if you don’t have the power for the whole collection of facts． Kulturnatt en(October) For so4．将300°化为弧度数为（　　）A．$\frac{5π}{6}$B．$\frac{11π}{6}$C．$-\frac{π}{6}$D．$\frac{5π}{3}$