Поставить предложения в отрицательную вопросительную форму
1.Every country has its own holidays.
2.They need a new TV-set.
3.My friend came to see me.

Does every country have its own holidays? Every country doesn't have its own holidays.They don't need a new TV-set. Do they need a new TV-set?My friend didn't come to see me. Did my friend come to see me?