Participle "practice"

1.  https://www.ego4u.com/en/cram-up/grammar/participles/exercises?10
2. https://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises
3. https://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises?03
4. https://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises?06
5. https://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises?05
6. https://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises?08

 Indefenite Pronouns 

1.  https://elt.oup.com/student/solutions/int/grammar/grammar_08_022e
2. https://agendaweb.org/exercises/grammar/somebody-anybody-nobody 
3. http://www.eflnet.com/grammar/indefpronoun.php  
4. https://www.vitutor.com/gramatica_inglesa/pronouns/pronouns_ej11.html
5. https://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-82654.php
6. https://www.english-grammar.at/online_exercises/indefinite-pronouns/indefinite-pronouns1.htm
7. http://www.1-anguage.com/englishcoursenew/unit42_grammar_exs.htm

8.  

1. https://agendaweb.org/grammar/pronouns-objects.html 
2. https://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-27557.php
3. https://agendaweb.org/grammar/possessive-pronouns-adjectives.html
4. https://www.learnenglishfeelgood.com/possessive-pronouns-adjectives1.html
5. https://www.englishgrammar.org/possessive-pronouns-adjectives-exercise/
6. https://www.englishgrammar.org/subject-object-pronouns-exercise-2/
7. https://www.englishgrammar.org/subject-object-pronouns-exercise-4/ 

1. https://www.englisch-hilfen.de/en/exercises/various/there_is_there_are.htm
2. https://www.englisch-hilfen.de/en/exercises/various/there_is_there_are2.htm
3. https://www.englisch-hilfen.de/en/exercises/various/there_is_there_are5.htm
4. https://agendaweb.org/grammar/there_is_are-exercises.html
5. http://www.englishexercises.org/makeagame/viewgame.asp?id=5272

6. https://elt.oup.com/student/teamup/level1/unit5/exercise2?cc=gt&selLanguage=en

7. https://first-english.org/english_learning/english_beginners/there_is_there_are/a_there_is_there_are_grammar.htm

8. https://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-2158.php

9. https://www.usingenglish.com/quizzes/74.html

    

1. https://agendaweb.org/grammar/count-non-count-nouns.html
2. https://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/count1.htm
3. http://a4esl.org/q/j/km/mc-noncount.html
4. http://www.eflnet.com/grammar/countnouns.php
5. http://www.ucl.ac.uk/internet-grammar/nouns/ex2.htm
6. https://www.myenglishpages.com/site_php_files/grammar-exercise-countable-uncountable-nouns.php
7. https://www.learnenglishfeelgood.com/countable-non-countable5.html
8. http://www.eslcafe.com/quiz/count1.html 

topics to develop in past

1. http://www.eslgold.com/speaking/talking_past_actions.html
2. http://www.eslgold.com/speaking/talking_life_events.html

Safety Rules: practice

1. http://www.esolcourses.com/topics/health-and-safety.html
2. https://www.mayoclinic.org/healthy-lifestyle/adult-health/in-depth/office-ergonomics/art-20046169
3. https://www.blitzresults.com/en/ergonomic/
4. http://www.brkelectronics.com/faqs/oem/what-do-the-abc-ratings-mean-on-fire-extinguishers
5. https://www.artofmanliness.com/articles/how-to-use-a-fire-extinguisher/
6. https://www.wikihow.life/Use-a-Fire-Extinguisher
7. https://www.ccohs.ca/oshanswers/safety_haz/falls.html
8. https://www.pinterest.com/pin/123215739776208662/?lp=true
9. https://www.pinterest.com/pin/123215739776208662/?lp=true   (pictures)