Sentence examples for challenged to back from inspiring English sources

Williams was soon challenged to back up his claim.

Warburton's refusal to accept the basics of the science of human-caused climate change is not news, but in an interview on the ABC over the weekend, he was challenged to back up this pseudo-scepticism.

When challenged to back up his claims with clinical evidence, Mr Trump said: "I am the evidence", adding: "I am considered a world-class expert in tourism, so when you say, 'where is the expert and where is the evidence', I'm the evidence".

The bet is the latest in an increasingly popular field of scientific wagers, and comes after a string of climate change sceptics have refused challenges to back their controversial ideas with cash.

Demanding that extremists be challenged to show their backing for democracy will not help.

In pre-season the squad have been challenged to win the ball back within seven seconds of losing it.

"Hopefully being back in League One we can regroup and challenge to get back into this league.

The proposals were drafted by officials last spring after the chancellor, George Osborne, challenged Labour to back a parliamentary bill capping the welfare spend every year for four years.

The Iranian foreign minister, Kamal Kharazi, challenged Mr. Bush to "back up his assertions with evidence instead of repeating old and unfounded claims".

Getting a technologically challenged person to back up their computer can be a trying experience.

Backup System: Buffalo DriveStation Getting a technologically challenged person to back up their computer can be a trying experience.