Question

they have written a

letter (change into past continous
tense)​

Answer 1

They were writting a letter.

Answer 2

$\huge{\underline{\underline{\sf{Hello\:Mate}}}}$

Here ,,

Here ,, ‎Be verb of past continuous is :- Was / were + ing.

So the answer will be :: --

▪They were writing a letter.

Hope it helps you dear......❤

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