Learning English on Line

https://agendaweb.org/exercises/grammar/plural/plural-y-write https://agendaweb.org/exercises/grammar/plural/irregular-plurals https://agend...

https://agendaweb.org/exercises/grammar/plural/regular-irregular-test-1 https://agendaweb.org/exercises/grammar/plural/regular-irregular-tes...

https://wordwall.net/resource/6764127/singular-and-plural-nouns https://wordwall.net/resource/6415314/english/singular-or-plural-nouns htt...

1.  http://www.englisch-hilfen.de/en/exercises/questions/question_words4.htm 2.  http://www.focus.olsztyn.pl/en-elementary-26...