Question

what a terrible fire this is...... suitable punctuation marks..

Answer 1

!... exclamation mark is used .
....

Answer 2

Concept introduction:

Punctuation marks are those marks which is used in a sentence to help the reader where to stop reading and where to continue further.

Explanation:

We need to find the solution to the question.

A question has been provided to us.

What a terrible fire this is !

Here the punctuation mark is used is !.

Final answer:

The final answer of the question is -

What a terrible fire this is !