Sentence examples for has proved extremely hard from inspiring English sources

But "fair use" has proved extremely hard to define.

And over their playing careers, a good number of these players will have indulged in something that's against the game's terms and conditions, but that has proved extremely hard to stamp out: they will have paid other people real-world money in exchange for in-game assets, like virtual gold or weapons.

From the early 2000s, carboplatin in combination with paclitaxel has been the standard of care in the adjuvant and first-line settings, and, despite all relevant efforts, overcoming this standard in clinical practice has proven extremely hard.

The activity has proved extremely popular.

Both Gibson and Willis have appeared in the Expendables franchise, which has proved extremely popular with Chinese audiences.

Terrorism is never justified and has proved extremely damaging to Muslims around the world.

The international dimension of investigating the world wide web especially has proved extremely challenging".

The Southwest formula of low fares, no frills and high reliability has proved extremely profitable.

The sentence of imprisonment for public protection (IPP) has proved extremely controversial.

Reporting from Syria has proved extremely dangerous.

Sharing this message has proved extremely fulfilling to Jones.