https://www.englishexercises.org/makeagame/viewgame.asp?id=2975
https://www.englishexercises.org/makeagame/viewgame.asp?id=2975
https://www.grammarbank.com/present-continuous-tense-exercises.html
https://www.really-learn-english.com/present-progressive-exercises.html
https://elt.oup.com/student/grammarfriends/level04/tests/test01?cc=by&selLanguage=en
https://wordwall.net/ru/resource/8928765/what-who-where-whose
https://wordwall.net/ru/resource/27395989/whowhichwhose
https://wordwall.net/resource/6453189/who-whom-whose
https://englishteststore.net/index.php?option=com_content&view=article&id=16629%3Awho-whose-whom-english-test&catid=616&Itemid=382#gsc.tab=0
https://www.englishpage.com/minitutorials/who_whom_1.htm
