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Structure:
SUBJECT + WILL + TO HAVE + VERB P.P.
Use:

To talk about an action that will finish before a certain time in the future

Examples:
She will have left by 6pm.
Next June I will have been here for 6 months.

Key words: when, after, before, by the time (time expressions)

Practice: Activities

Video:

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Future Perfect - English Grammar Lesson (Upper Intermediate)

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Learn the Future Perfect tense in English. What will you have learnt by the end of this video? Watch all of our Upper Intermediate level English video lessons here: https://goo.gl/z0nGM8 This video is for English language students at the CEFR level B2 If you have any questions about the lesson or the English language, leave a comment.

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Structure:
SUBJECT + TO HAVE (PAST.S) + VERB P.P.
Use:

For something that started in the past and continued up to a given time in the past.

For something that happened in the past but is important at the time of reporting

Examples:
She had lived in Liverpool all her life.
I couldn't get in cause I had lost my keys.

Key words: when, after, before, by the time

Practice: Activities

Video:

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Past Perfect Tense - English grammar tutorial video lesson

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Structure:
SUBJECT + TO HAVE (PRESENT.S) + VERB P.P.
Use:

To indicate that something that started in the past CONTINUES in the present.

To talk about experience up to the present.

Something we have done in the past and continue to do

Examples:
I have lived in the US since 2012.
My last birthday was the worst I've ever had.
She's been crying all day till now.
Key words: already, just, yet, ever, never
Practice: Activities
Video:

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When to Use the Present Perfect Tense | With example sentences

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Structure:
SUBJECT + WILL + V. TO BE + VERB-ING
Use:

To indicate that something has a duration in the future

To talk about an action in the future that overlaps another

Auxiliar: WILL + TO BE
Examples:
I'll be flying back home tomorrow morning.
I'll be waiting when you arrive.
She'll be coming by this time next tuesday
Key words: by this time (tomorrow, next year, etc), during
Practice: Activity
Video:

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English with Ronnie · EnglishLessons4U with engVid

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Learn the FUTURE PROGRESSIVE TENSE in English

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Structure:
SUBJECT + TO BE (PAST S.) + VERB-ING
Use:

For something which continued before and after another action

To show something continued for some time

with verbs which show change or growth

Auxiliar: TO BE (past simple: was/were)
Examples:
He was cleaning when I got home.
I was studying german back then.
Her English was improving
Key words: All + time expression, for a long time, throughout
Practice: Activities
Video:

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Structure:
SUBJECT + TO BE (PRESENT S.) + VERB-ING
Use:

Something happening at the moment of speaking

Something we think is temporary

Something that happens again and again

Auxiliar: TO BE (present simple)
Examples:
The children are sleeping
He is working in London
It's always raining in Edinburgh
Key words: now, at this moment, still, at present, no longer, always.
Practice: Activity
Video:

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Use:

A spontaneous decision

An opinion or assumption regarding the future

A promise

An action in the future

Auxiliar: WILL/WON'T

Example:
I will help you!
It will rain tomorrow
Key words:
next year, tomorrow
Practice: Exercises
Video:

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Future Simple Tense - Will Won’t: Creative ESL Whiteboard Animation Video (Fun for the whole class!)

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Use:

Completed action in the past

Something that was true in the past

To write about past historical events

Auxiliar: DID/DIDN'T
Example:
I walked to school everyday when I was a kid
I felt sick yesterday
Key words:
ago, yesterday, last year, last month, last week, in 1999
Practice: Exercises
Video:

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Past Simple Tense | Structuring Sentences

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Use:

When something is generally or always true.

Permanent situations

Habits

Auxiliar: DO/DON'T

Examples:
Peter plays basketball on Tuesdays.
I go to the dentist once a year.
Key words:
often, always, never, sometimes, on Mondays, rarely, seldom
Practice: Exercises
Video:

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Present Simple Tense - English grammar tutorial video lesson

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PERFECT

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CONTINUOUS

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SIMPLE