THERE IS - THERE ARE / THE HOUSE

http://a4esl.org/q/h/9807/km-thereisare.html
http://www.ompersonal.com.ar/ELEMENTARY/unit9/page5.htm

http://www.1-language.com/englishcourse/unit17_grammar_exs.htm

https://elt.oup.com/student/headway/elementary4/grammar/unit04/?cc=co&selLanguage=en

In the following link do exercises on: Vocabulario - Gramática - Comprensión Oral - Diálogo - Lectura - Pronunciación - Dictado - Juego  http://www.inglesmundial.com/Basico/Leccion6/Vocabulario.html

Choose Intro Book, Unit 7

http://www2.cambridge.org/interchangearcade/listtypes.do?level=0&unit=7&stage=1