Sentence examples for four main challenges from inspiring English sources

There have been four main challenges to the pledge and what it means.

The results indicate that there are four main challenges in implementing international standards.

Four main challenges have been identified: modeling, virtualization, open innovation (OI) and social responsibility (SR).

Previous research on greenway planning has shown there are four main challenges in multi-jurisdictional greenway implementation: inter-governmental coordination, the lack of regional governance, funding, and public perceptions about greenways.

There are four main challenges for the near future: a better classification of tumours; a simplification and acceleration of the drug development process; a more courageous drug design and drug approval process.

After all, the things which unite us in Europe far outweigh those that divide us.The remaining years of this century will be dominated by four main challenges: reforming the treaties that underpin the EU; completing economic and monetary union (EMU); defining the EU's future finances; and enlarging the Union to the east and south.

He faces three main challenges.

We have two main challenges.

Packan identified three main challenges.

Engineering these systems poses two main challenges.

There are three main challenges for black British cinema.