F8 Spark 4 Module 4b

 Past perfect/past simple

https://www.ego4u.com/en/cram-up/grammar/past-perfect-simple/exercises

https://elt.oup.com/student/solutions/preint/grammar/grammar_09_012e?cc=ee&selLanguage=en 

https://www.perfect-english-grammar.com/past-perfect-exercise-1.html 

http://www.focus.olsztyn.pl/en-past-simple-vs-past-perfect.html 

Past perfect continuous

https://www.ego4u.com/en/cram-up/grammar/past-perfect-progressive/exercises

https://www.englishclub.com/grammar/verb-tenses_past-perfect-continuous-quiz.htm 

https://www.e-grammar.org/past-perfect-simple-continuous/test1-exercise1/

Conditionals

https://www.liveworksheets.com/ls868840pg 

https://www.liveworksheets.com/mk1059502au

https://www.liveworksheets.com/lu1298117hm 

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