Sentence examples for are certainly required from inspiring English sources

He finds that preventive measures like a tax on carbon emissions are certainly required.

And I think that's probably what will happen because, on the whole, I subscribe to the idea of the inherent OK-ness of human beings, if not necessarily TV commissioning editors, for whom firm boundaries and consistent levels of discipline are certainly required.

Some authorities have thought that these are the diagonal ties (D, d), which are certainly required for the stability of the bridge, and which are probably implied by the phrase quibus disclusis atque in contrariam partem revinctis.

Further regional/local investigations are certainly required to establish whether energy crops on this type of land would (i) replace HNV farmland and/or habitats of nature conservation value [20], potentially resulting in habitat loss and biodiversity decline, and (ii) sustain economically threatened socio-ecological HNV farming systems [59] and thereby support conservation.

Given our small sample sizes from these crucial time periods further studies are certainly required.

More reads are certainly required for an in depth study of transcription factors such as EWS-FLI1.

That question mark was certainly required.

Firm leadership is certainly required at the RA.

Well, more rigorous regulatory intervention is certainly required.

However, additional source with greater degradation efficiency is certainly required to account observations in outer comae.

Upping his first-serve percentage from the pitiful 39% he had managed in the second set was certainly required.