Read information about the future perfect.
We use the future perfect:
1. When we say about an action which will be finished before a stated future time.
They will have finished their conference by 6 o'clock this evening.
2. With the following time expressions: by, by the time, before, until, by then, etc.
I will have cleaned my room by the time you get back.
There are different types of sentences.
Positive Subject + will have + Ved/V3
NegativeSubject + will + not + have + Ved/V3
QuestionsWill + subject + have + V3/Ved?
Remember the spelling rules when you add the ending -ed or -d.
Consonant after a short, stressed vowel at the end of the wordDouble the consonant.
stop – stopped
swap – swapped
In British EnglishDouble one -l at the end of the wordtravel - travelled
One -e at the end of the word
Leave out the -e. Add -d.
love – loved
save – saved
Verbs ending in -y
Verbs ending in 'y' preceded by a vowel (a, e, i, o, u) Add -ed.play - played
Change 'y' to 'i' after a consonant. Then add -ed.worry - worried