Here you have some exercises to practise questions in the Simple Present & Past Simple:

Questions in the Present Simple:

Grammar: Questions in the Simple Present

Verb To be: Yes/No Questions

Verb To be: Wh- Questions

Other verbs: Yes/No Questions

Other verbs: Wh- Questions

Questions in the Past Simple:

Grammar: Questions in the Past Simple

Ver To be: Yes/No Questions & Wh- Questions

Other verbs. Yes/No Questions

Other verbs: Wh- Questions