Complete the Sentences:
- I will call Katya when I hear the news. (Future action and a condition in the present simple).
- If it stops raining, Sasha and Grisha will go to the park. (Conditional sentence type 1: present simple + future simple).
- If Sasha goes to Washington, Jack will help you if you ask him. (This sentence has nested conditions. The main clause is 'Jack will help you'. The condition for that is 'if you ask him'. Sasha going to Washington is another condition that might trigger the whole scenario).
- If we are late, they won't wait for us. (Conditional sentence type 1: present simple + future simple).
Note: The fifth sentence is incomplete in the provided text.
Explanation: These sentences involve different types of conditional clauses and verb tenses, primarily focusing on the first conditional (present simple + future simple) and a potential second conditional structure.