[ ]YOU'd better sing. it doesn't{ } wether you can sing well

[ ]YOU'd better sing. it doesn't{ } wether you can sing well I can't do it at all.-Oh,well____.you can sing very well.A.n Can you sing or d( ) Can you sing well?的意思 i()(know )you can sing very well. Can't you sing this song?__And I can sing it in English.应该添什 英语翻译是Can you sing or dance well?还是Can you sing well or dance You can sing Well.Can yOu d_后面是什么? Can you sing well?Do you sing well?哪个对?为什么第二句话不对? can't you sing this song Can you sing ( ) I can sing? Can you __(sing)?