grammar · neutral

be known to + V

Band 5-6task2speaking

used when something is established or verified as true

Examples

“The region is known to suffer from seasonal flooding.”

“He is known to have extensive experience in urban planning.”

“The material is known to resist corrosion.”

Band 8 sentence

“The coastal area is known to be vulnerable to rising sea levels, prompting long-term planning measures.”

Collocations

  • is widely known to + V
  • is known to have + Vpp

Common mistakes

The city known to have poor air quality.→The city is known to have poor air quality.

Say it for a higher band

5people know + clause→6it is known that + clause→7+be known to + V

Synonyms

is recognised to + V

Easily confused

be recognised to + V

“The method is recognised to provide accurate results.”

be believed to + V

“The site is believed to be ancient.”

Related words

had been + past participlebe + past participleto have been + past participlebe used to + Vbe + past participle + by + agentnoun + past participle (reduced relative clause)be seen as + noun / adjectivehave/has been + past participle

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