The word ‘when’ is used to ask about time.
Have a look-
Sentences in Simple Present Tense
When does she go?
When do you come?
When do you go?
When do they meet?
When does the program start?
Sentences in Simple Past Tense
When did he go?
When did you come?
When did she come?
When did they perform?
When did the program start?
Sentences in Simple Future Tense
When shall we go?
When will he come?
When will they perform?
When will the program start?
When will you go?
Go over-
Part- 50 instruments mother and son homework
