To^i kho^ng hie^?u tai. sao, So+? -Die^.n lu+c. tha`nh pho^' lai. co' bang? gia' ky` qua(.c nhu+ va^.y ? The^m mo^~i mo^t. 100kwh le~ ra pha?i gia?m tie^`n cho da^n la`nh chu+' sao la.i tan` a'c nhu+ va^.y. Co' ba'c na`o bie^'t ro~ ho+n ve^` -die^.n lu+.c thi` la`m o+n gia?i thi'ch ho^. vo+'i, chu+' nghe tin tu+` vn nhu+ the^' thi`buo^`n QUA'. Ki'nh,