помогите сделать задание? I. Translate the sentences from English into

Помогите сделать задание?
I. Translate the sentences from English into Russian. State the tense of the verb.
1. When I come they will be waiting at the airport.
2. When she left, she remembered that she hadnt locked the kitchen window. 3. By the time we get to the party everything will have been eaten.
4. She has been playing chess since she was nine.
5. They will have been trying to solve this problem for two years by 2012.