正确形式填空。4?4F*[.|'p1a6g)O2O3z)\6R-Z;z9V*P7G8I
Nancy is going to 6R*u6^1M4N6h;m-m4p5{,{+b （play） the piano at the concert.4?4F*[.|'p1a6g)O2O3z)\6R-Z;z9V*P7G8I