ответить на вопросы,. 1) is it important for you to be fashionable? why/why not? what types of clothers do you prefer wearing? 2) is there a national costume in your country? what is it like? 

1.
В зависимости от того, важно ли для тебя тебя быть модным:
1) Да - Yes, its important for me to be fashionable. Because Im really enjoy to wear fashion clothes. I prefer wearing jackets (куртки), jeans (джинсы), shirts (рубашки), T-shirts (футболки).
2) нет, No, it isnt important for me to be fashionable. Because its doesnt matter what to wear, I like all types of clothes.

2.
Yes, there is a national costume in my country. Its a comfortable dress with embroideries (вышивка) for girls and shirts and trousers for boys (можешь добавить ещё)