Question

I ........ about it until you mentioned it
1.didnt think
2.was not thinking
3.had not thought
4.none of these
​

Answer 1

Answer:

I didn't think about it until you mentioned it...

Answer 2

Concept

Past Indefinite tense is used to talk about actions that occurred in the past at a specific time. In this we uses second form of verb in the simple sentence. In the negative sentence we uses did with first form of verb.

Given

I........ about it until you mentioned it.

Find

Fill in the blank

Explanation

We have to use "didn't think" in the sentence which makes sentence as under:

I didn't think about it until you mentioned it.

It is the sentence of past indefinite tense and we have to use did not and use first form of think which is think.

#SPJ2