句型转换;x,e4`0u7A2{6C5i9c,t,i
I can sing the ABC song .（一般疑问句）;x,e4`0u7A2{6C5i9c,t,i
5F/i2x9E9p3_(`6J.w'}2b(D6w;H'x*~2J(X0S5k,E;g(~;o5w1x)B*U)p(?7w7`0?+]3L2g the ABC song ?;x,e4`0u7A2{6C5i9c,t,i