A:will wait
B:wait
C:have waited
D:are waiting
如图,边长为6的等边三角形ABC中,E是对称轴AD上的一个动点,连接EC,将线段EC绕点C逆时针旋转60°得到FC,连接DF.则在点E运动过程中,DF的最小值是____.
The road_______ for vehicles is under repair. Drivers are required to take some other routes.