Question

we are having lunch which tense​

Answer 1

Answer:

present continuous is the tense

Explanation:

If you just want to say that your action of having lunch is completed and you don't want to say when it happened, or if you just finished having lunch, you will use the present perfect tense: I have (already) had lunch. I have had lunch

Answer 2

Answer:

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present Continuous Tense

The action is Going on....