Wh Question words.

  

  
Here you are some exercises

https://www.english-4u.de/en/grammar-exercises/question-words.htm

https://learnenglishteens.britishcouncil.org/grammar/a1-a2-grammar/question-words

https://test-english.com/grammar-points/a1/questions/

https://wordwall.net/es-ar/community/question-words

https://agendaweb.org/grammar/questions-wh-questions.html

https://ensenaringlesencasa.wordpress.com/wp-content/uploads/2015/02/whquestions.pdf

  

https://lingua.com/english/grammar/question-words/