Future Perfect Continuous
This lesson explains the future perfect continuous in clear, practical English.
Use it for actions that will continue up to a future time, with focus on duration.
The main form is: Subject + will have been + verb-ing.
Common time words include for two hours by noon, for three days by Friday, by the time you arrive, by next month, before the project ends.
You will study affirmative sentences, negative sentences, questions, common mistakes, and useful examples.
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