Focus 3 unit 4

https://test-english.com/grammar-points/b1-b2/future-continuous-and-future-perfect/2/

https://www.engblocks.com/grammar/exercises/tenses/future-perfect-vs-future-continuous/

more difficult

https://www.engblocks.com/grammar/exercises/tag-questions/tag-questions-mixed-tenses-exercise-3/

https://www.engblocks.com/grammar/exercises/tag-questions/tag-questions-mixed-tenses-exercise-4/

https://www.engblocks.com/grammar/exercises/tag-questions/tag-questions-mixed-tenses-exercise-5/

easier stuff

https://www.engblocks.com/grammar/exercises/tag-questions/tag-questions-present-simple-exercise-2/

https://www.engblocks.com/grammar/exercises/tag-questions/tag-questions-past-simple/

https://www.engblocks.com/grammar/exercises/tag-questions/tag-questions-present-continuous/

https://www.engblocks.com/grammar/exercises/tag-questions/tag-questions-present-perfect/

basic

QUESTION TAGS

advanced

ALL FUTURE FORMS

https://test-english.com/grammar-points/b2/future-forms-expressing-future-time/

http://www.learnenglishfeelgood.com/mixed-future-tenses2.html

FUTURE PERFECT CONTINUOUS

https://www.englishpage.com/verbpage/verbs26.htm

https://www.myenglishpages.com/english/grammar-exercise-future-perfect.php

https://speakspeak.com/english-grammar-exercises/upper-intermediate/future-perfect-simple-v-continuous

basic future forms

FOCUS 3 unit 4 - GRAMMAR

ADVANCED FUTURE FORMS

LESSON 4.4: additional collocations

https://wordwall.net/resource/21315664

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

http://testyourenglish.org/test-59

https://www.english-grammar.at/online_exercises/tenses/t122-future-forms.htm

https://www.ego4u.com/en/cram-up/grammar/future-mix/exercises

https://test-english.com/grammar-points/b1/future-forms/?__cf_chl_managed_tk__=pmd_XfxyU0NOMcHR_D36sSCbIn7tKjITQEMigQFhj2MDwuo-1633880429-0-gqNtZGzNAzujcnBszSRR