用括号内所给词的正确形式填空。6E8`'e7k4](r(U1R*g'O4H9B8A(n
There0o1k:g5Z4[+h9m/W7_)A（be）some lights on the tree.6E8`'e7k4](r(U1R*g'O4H9B8A(n