Question

the teacher explained the sum
rewrtite the sentence that has verb in past continuous tense​

Answer 1

Answer:

The teacher was explaining the sum....

Usually when changing a sentence in past tense to past continuous tense, the verb (in this case - explaining) gets an 'ing' in the end and 'was' before it....

I hope this helps you

Answer 2

Answer:

$Sentences in the past continuous form have a specified structure: The affirmative sentence structure. subject + past tense form of verb 'to$