THERE IS/ THERE ARE

http://a4esl.org/q/h/9807/km-thereisare.html

http://perso.wanadoo.es/autoenglish/gr.there.i.htm

https://www.englisch-hilfen.de/en/exercises/various/there_is_there_are.htm

https://www.grammarbank.com/there-is-or-there-are-exercises-dd1.html

https://www.grammarbank.com/there-is-there-are-2.html

https://wordwall.net/es/resource/10961041/there-is-there-are/there-is-there-are

https://wordwall.net/es/resource/61773895/ingl%c3%a9s/is-there-are-there

https://wordwall.net/es/resource/18313133/there-is-there-are