The train will leave vs. "is going to leave" vs. "leaves" vs. "is leaving"?
From the grammatical point of view all are correct, just the meaning are different, please bring your clarification, thank you.> 1. The Train will leave at 10:00 tomorrow morning.2. The Train is going to leave at 10:00 tomorrow morning.3. The Train leaves at 10:00 tomorrow morning.4. The Train is leaving at 10:00 tomorrow morning.