homework

 https://agendaweb.org/exercises/verbs/conditional/second-conditional-1  

https://agendaweb.org/exercises/verbs/conditional/first-second 

https://agendaweb.org/exercises/verbs/conditional/conditional-type-3  

https://www.englisch-hilfen.de/en/exercises/if_clauses/type_3_mix4.htm