trustme.bro/r/…
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the claim
The verb be is used as an auxiliary for the present perfect in certain languages
the verdict
COMMON KNOWLEDGE
no citation needed for this one
refutedsupported
the weight of evidence
no sources on either side

The claim that the verb 'be' is used as an auxiliary for the present perfect in certain languages (such as French, German, and Italian) is a matter of basic linguistic fact and common knowledge, requiring no formal citation.

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The analysis

The claim states a straightforward, well-documented linguistic fact about auxiliary verb selection in languages like French ('être'), German ('sein'), and Italian ('essere') for the present perfect (or perfect tense). This is standard grammar and common knowledge in linguistics, making citation unnecessary and Step 0 apply as COMMON_KNOWLEDGE.

Everything we examined (12)
We also searched for evidence AGAINST this claim, not only for it.
  1. THE PARADOX OF SIGN LANGUAGE MORPHOLOGY.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  2. What exactly is Universal Grammar, and has anyone seen it?peer-reviewedno side takennot shown: read and judged not to bear on this claim
  3. Models of Language and Multiword Expressions.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  4. Important aspects in the assessment of bilingual children with suspected language impairment: The Vienna Model.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  5. On the emergence of auxiliary selection in Germanicpeer-reviewedno side takennot shown: read and judged not to bear on this claim
  6. Mechanical Behaviour and Microstructural Analysis of Earthen Materials Reinforced with Intensive Agricultural By-Products and Binders.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  7. Thirty years of public speaking anxiety research: topic modeling and semantic trend forecasting using LDA-Word2Vec integration.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  8. Microstructure competences and grammatical errors of Danish-speaking children with developmental language disorder when telling and retelling narratives and engaging in spontaneous language.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  9. Holy Quran Kurdish Sorani translation dataset for language modelling.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  10. High-Fidelity Synthetic Data Replicates Clinical Prediction Performance in a Million-Patient Diabetes Cohort.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  11. Modeling the Evolution of Laser-Induced Electronic Coherences with Trajectory Surface Hopping.peer-reviewedno side takennot shown: read and judged not to bear on this claim
  12. Artificial Intelligence in Medical Assessment: Reliability and Performance of Multimodal Large Language Models in a High-Stakes Licensing Examination.peer-reviewedno side takennot shown: read and judged not to bear on this claim
The paper trail · every fact has a biography
first checked05 Aug 2026
judged → COMMON KNOWLEDGE · 9505 Aug 2026
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