句型转换。3b:s*~.N+R3[*N6C7N+`9r'd)K
She can sing .（用dance改为选择疑问句）3b:s*~.N+R3[*N6C7N+`9r'd)K
Can she sing (L3\6b5B+E3s8^4l)D2W4R-F:I2D/M2Q'I7d0j0` dance ?3b:s*~.N+R3[*N6C7N+`9r'd)K