Составьте предложения в повествовательных,отрецательных, вопросительных формах present contuinuos со словами sing, buy, cook, change, play. dance.

What do you sing? I do not want sing. I like sing very much.
What do you buy? I will not buy that. I want buy this.
Простите, остальное не успеваю сделать.