Sentence examples for the key problem is from inspiring English sources

The key problem is calibration.

The key problem is..

The key problem is what economists call switching costs.

"The key problem is, people at the top are still men.

This is not North Korea, but the key problem is international financing".

No, the key problem is lack of a way to adjust when the music stopped.

The key problem is that they all want to stay in the big cities.

The key problem is water for the winter crops, in Mr. Borah's view.

The key problem is that BT hasn't put the money into it because it hasn't been forced to.

The key problem is making this a long-term socially acceptable place where people will want to live and prosper".

The key problem is that the system is being designed by 20th-century politicians for 21st-century students.