Question

When i come they will be waiting at the airport - время глагола

Answer 1

Это первый тип условных предложений, в котором в придаточном условия используется простое настоящее время, а в главном - будущее продолженное.

When I come they will be waiting at the airport. - Когда я приеду, они будут ждать в аэропорту.

When I come - придаточное предложение условия, Present Simple Tense Active;

they will be waiting at the airport - главное предложение, Future Continuous Tense Active

Answer 2

The tense of the verb in the sentence "When I come, they will be waiting at the airport" is a combination of the present simple and the future simple tenses.

1. "come" is in the present simple tense, referring to a future event.
2. "will be waiting" is in the future simple tense, indicating an action that will happen in the future.

So, the verb tenses in this sentence are a combination of the present and future tenses to express a future event.