Question

change into past prefect "He is participating in COVID19 seminar
​

Answer 1

Answer:

He participated in COVID19 semionar.

Hope that it will be helpful...

Please maek this as BRAINLIEST :-)

Answer 2

What! COVID 19 SEMINAR! LOL XD.

Ur answer is

He participated in Covid19 seminar.

Hope it helps!

Please mark brainliest!!!