योग्य उत्तर: पर्याय ३ (All oil will have been used up in fifty years)
व्याकरण विश्लेषण व नियम:
दिलेले वाक्य: *"People will have used up all oil in fifty years."* (पूर्ण भविष्यकाळ - Future Perfect Tense).
Future Perfect Tense चे Passive रूपांतर:
1.
काळ: `will have used up` = पूर्ण भविष्यकाळ (`shall/will + have + V3`).
2.
वाक्यातील घटक:
•
कर्ता: 'People'
•
क्रियापद: 'will have used up'
•
कर्म: 'all oil'
•
कालावधी: 'in fifty years'
3.
Future Perfect Passive चे सूत्र:
`Object + will have been + Past Participle (V3) + other words (+ by + agent)`
4.
सूत्रात मांडणी:
•
कर्म: 'All oil'
•
Passive क्रियापद: 'will have been used up'
•
उर्वरित भाग: 'in fifty years'
•
संपूर्ण वाक्य: "All oil will have been used up in fifty years"
5.
इतर पर्यायांचे परीक्षण:
•
पर्याय १: 'will have used up' (हे Active Voice च ठेवले आहे, Passive चे 'been' गाळले आहे).
•
पर्याय २: 'will have being used' ('have' नंतर 'being' कधीही येत नाही, 'been' येते).
•
पर्याय ४: 'will have been using' (हा चालू-पूर्ण भविष्यकाळ - Future Perfect Continuous बनवला आहे).
कोणत्याही Perfect Tense (Present, Past, Future) चे Passive Voice करताना `have / has / had` नंतर नेहमी 'been' येतो. 'being' हा फक्त Continuous Tenses (चालू काळ) मध्ये वापरला जातो.
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English Explanation / स्पष्टीकरण:
Correct Answer: Option 3 (All oil will have been used up in fifty years)
Grammatical Analysis & Transformation Rules:
Given Active Voice sentence: *"People will have used up all oil in fifty years."* (Future Perfect Tense).
Rules for Future Perfect Passive Transformation:
1.
Verb identification: `will have used up` is in the Future Perfect Tense (`will + have + V3`).
2.
Constituents:
•
Subject: `People`
•
Object: `all oil`
•
Phrasal Verb: `used up`
•
Adverbial of time: `in fifty years`
3.
Future Perfect Passive Formula:
`Subject (Active Object) + will have been + V3 (Past Participle) + Adverbial (+ by Agent)`
4.
Applying the formula:
`All oil + will have been + used up + in fifty years.`
•
Result: "All oil will have been used up in fifty years" (Option 3).
5.
Examination of distractor structures:
•
Option 1 (*will have used up*): Remains active; lacks passive marker.
•
Option 2 (*will have being used up*): Ungrammatical combination (*have* cannot be followed by *being*).
•
Option 4 (*will have been using up*): Shifts to active Future Perfect Continuous.
Rule of aspect markers in passive voice:
•
Continuous Tenses take `being` (e.g., *is being done, was being done*).
•
Perfect Tenses take `been` (e.g., *has been done, will have been done*).
Never confuse `been` with `being`.
