English Grammar: Future Perfect Continuous Tense

During our English speaking courses, many people question the importance of grammar in spoken English, while some fervently support it. I guess this question can be reserved for other times. Today we are going to take a look at Future perfect continuous tense and its applications in spoken English.

The Future perfect continuous expresses that the action shall start sometime in the future and shall continue in the future

Verb

In future perfect continuous tense the verb is generally used in its present participle form and it is supported by the auxiliary verb, “will have been”

Make a statement

A statement in Future perfect continuous tense is constructed in following ways.

Subject

Auxiliary Verb

Main Verb

Object

I, You, We, They

will have been

roasting

chicken

He, She, It

will have been

roasting

chicken

I, You , We, They

will

not have been

roasting

chicken

He, She, It

will

not have been

roasting

chicken

Structure for constructing statement in general can be:

Subject + will + have been+ Verb (present participle) + Object (positive statement)

Subject + will + no, not, never + have been + Verb (present participle) + Object (negative statement)

Ask a question

While forming interrogative sentence, auxiliary verb precedes subject in general. Following can be use of Future perfect continuous tense in interrogative sentences.

Auxiliary Verb

Subject

Main Verb

Object

Will

you, we, they

have been

roasting

chicken?

Will

he, she, it

have been

roasting

chicken?

Will

you, we, they

not have been

roasting

chicken?

Will

he, she, it

not have been

roasting

chicken?

Will + subject + have been+ Verb (present participle) + Object (positive statement)

Will + subject + no, not, never + have been + Verb (present participle) + Object (negative statement)

Now there are few situations where the Future perfect continuous tense is used.

Duration of future happenings

Future perfect continuous tense tells us about the duration of any activity that happens in future

  • They will have been waiting for an hour before jack arrives.
  • Will you have been working when you will work with them?
  • Will you have been planning of staying here before your flat gets ready?

Cause of something that shall happen in future

It shows cause and effect relation of an activity.

  • He will have been working to make his family happy.
  • He will be soaked in sweat because he will have been walking back home.
  • He will have been drinking due to his loss.