Active And Passive Sentences Part 4

Future perfect tense active and passive sentences

The future perfect tense in active sentences looks like this:
shall/will + have + past participles

The future perfect tense in passive sentences looks like this:
will + have + been + past participles

Example sentences:
They will have completed all their tasks before the end of the week. (active)
All their tasks will have been completed before the end of the week. (passive)
Will they have completed all their tasks before the end of the week? (active - question form)
Will all their tasks have been completed before the end of the week? (passive - question form)

The children will have eaten all the biscuits by the time their mum gets back home. (active)
All the biscuits will have been eaten by the children by the time their mum gets back home. (passive)
Will the children have eaten all the biscuits by the time their mum gets back home? (active - question form)
Will all the biscuits have been eaten by the children by the time their mum gets back home? (passive - question form)

The future perfect tense indicates future actions which will be completed when/by the time/before another future action happens. If you would like to study this tense in detail, click on grammar.
By Susan L
On 12/23/2009 06:07:00 AM
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