Question

They are transferred from generation to generation in a smoothly flowing process change into present perfect tense​

Answer 1

Answer:

They have been transferred from generation to generation in a smoothly flowing process.

Explanation:

Present Perfect = Present of "have" + Past Participle

In this sentence, the main verb is "to be"

Past participle of "to be" is "been"

Hence, we have:

They have been transferred .......