Indirect questions and miscellaneous

https://www.espressoenglish.net/direct-and-indirect-questions-in-english/

https://www.espressoenglish.net/difference-between-say-tell-and-speak/

http://www.talkenglish.com/lessondetails.aspx?ALID=2027

https://www.ecenglish.com/learnenglish/lessons/how-use-have-something-done/

http://www.tolearnenglish.com/exercises/exercise-english-2/exercise-english-79119.php

http://www.tinyteflteacher.co.uk/learning-english/grammar/gerund-infinitive-preposition.html

Causative: Have and get something done
http://www.perfect-english-grammar.com/causatives-have-get.html