Reported Speech

Reported speech

Backshift of tenses
from	to
Simple Present	Simple Past
Simple Past	Past Perfect
Present Perfect
Past Perfect
will	would
Progressive forms
am/are/is	was/were
was/were	had been
has been
had been

Backshift of tenses
from	to
Peter: "I work in the garden."	Peter said (that) he worked in the garden.
Peter: "I worked in the garden."	Peter said (that) he had worked in the garden.
Peter: "I have worked in the garden."
Peter: "I had worked in the garden."
Peter: "I will work in the garden."	Peter said (that) he would work in the garden.
Peter: "I can work in the garden."	Peter said (that) he could work in the garden.
Peter: "I may work in the garden."	Peter said (that) he might work in the garden.
Peter: "I would work in the garden." (could, might, should, ought to)	Peter said (that) he would work in the garden. (could, might, should, ought to)
Progressive forms
Peter: "I'm working in the garden."	Peter said (that) he was working in the garden.
Peter: "I was working in the garden."	Peter said (that) he had been working in the garden.
Peter: "I have been working in the garden."
Peter: "I had been working in the garden."

If the sentence contains an expression of time, you must change it as well.

Peter: "I worked in the garden yesterday."
Peter said that he had worked in the garden the day before.

Shifting/Conversion of expressions of time

this (evening)	that (evening)
today/this day	that day
these (days)	those (days)
now	then
(a week) ago	(a week) before
last weekend	the weekend before / the previous weekend
here	there
next (week)	the following (week)
tomorrow	the next/following day

practice… 
https://learnenglish.britishcouncil.org/en/grammar-reference/reported-speech-1
http://www.perfect-english-grammar.com/reported-speech-exercises.html
http://a4esl.org/q/h/9901/tm-reported1.html
http://www.englisch-hilfen.de/en/exercises_list/reported.htm
http://web2.uvcs.uvic.ca/elc/studyzone/490/grammar/reported-speech1.htm
http://www.ego4u.com/en/cram-up/grammar/reported-speech