Sentence examples for challenge is to explain from inspiring English sources

"Our challenge is to explain this to retailers," he said.

The challenge is to explain why this is happening in the absence of a speaker.

The challenge is to explain what a flame is in a way that is understandable to an 11-year-old.

The challenge is to explain why this should be so, given that tears also run the risk of signalling our presence to predators.

So the evolutionary challenge is to explain how that person, both in the exterior, in terms of what they do, and the interior, how they think about it, can somehow evolve by Darwinian process.

The challenge is to explain why this is so.

BRILEY: The challenge was to explain why people followed Gandhi.

The challenge was "to explain in the most vivid terms the passions, manners and flavour of another nation's way of life".

The challenge was to explain a key concept that Transmeta referred to as "dynamic software translation" -- the chameleon-like ability to mimic the instructions for other microprocessors, which would be crucial for any new chip intending to crash Intel's party.

Virtually all Arabic-speaking philosophers adopted Aristotle's account of place as the limit of a containing body, and so the challenge was to explain whether the universe as a whole has a place and in what sense it can be said to move.

Once the scene was set, his final challenge was to explain to veteran fighters how to pose like "army men".