Question

18) Past Simple or PastContinuous?What,______(Nurlan/do) whenyou __________(knock) on hisdoor?​

Answer 1

Ответ:

What WAS Nurlan DOING when  you KNOCKED on his  door?​

Past Continuous, Past Simple

Answer 2

The correct sentence would be:

"What was Nurlan doing when you knocked on his door?"