Form 7 Conditional 1

https://www.ego4u.com/en/cram-up/grammar/conditional-sentences/type-1/exercises
https://www.englisch-hilfen.de/en/exercises/if_clauses/type_1_statements.htm
http://www.focus.olsztyn.pl/en-conditional-first-exercises.html#.WuBaTciFNPY
http://www.focus.olsztyn.pl/en-first-conditionals-exercises.html#.WuB_VciFNPY