Мне нужно: определить грамматическое время предложения и создать предложения в разных временах(pr.simple,past simple,future simple) 1.they go to the sea-side. 2.wont he do it?

1 present simple 
2 future simple 

1 They go to the sea side
they went to the sea side
they will go to the sea side

2 Does he do it?
Did he do it?
won't he do it?