It is difficult to be a parent.
It is dangerous to swim along if you can't swim.
It is impossible to breath under the water.
It is stupid to sing in midnight.
It is boring sitting along all day.
1) are
2) are
3) aren't
4) is
5) isn't
6)are
7) is
8) am not
Футбол сёрфинг крикет хоккей баскетбол дайвинг мировой рекорд прости остальные перевести не могу