Change the following sentences into Yes/No questions
change the following sentences into Yes/No questions
1.last year their family went to Da Nang to enjoy the international fireworks festival
2.theey will go to the music fesstival next week
3.we can design some posters to sell food at the Mid-autumn festival
4.my mother usually cooks special food at tet
5.people should bahave well on the first day of the new year
6.he is singing a song about the beauty of his country