Question

Let us request the teacher to explain this poem again convert it into question tag​

Answer 1

Add appropriate question tag:

Question : Let us request the teacher to explain this poem again.

Answer : Let us request the teacher to explain this poem again. Shouldn't we?

Here, we use should as a question tag because the given sentence is imperative.

Answer 2

questions

Let us request the teacher to explain this poem again convert it into questions tag

Answer

shouldn't we