— What are you doing, Tim?
— I am listening to the song Long Live makes me feel excited.
A:which
B:who
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季风区是指受___________影响明显的地区:
已知,如图,在△ABC中,OB和OC分别平分∠ABC和∠ACB,过O作DE∥BC,分别交AB、AC于点D、E,若BD+CE=5,则线段DE的长为( )