Sentence examples for principal problem is that from inspiring English sources

Far from "a noble act to impose discipline on American schools", the No Child Left Behind Act has in fact transformed American education from a place where broad learning has been replaced with a very narrowly focused "teach to the test" mentality.There are a number of other flaws with the No Child Left Behind Act, but the principal problem is that is assumes educators are not doing all they can.

The principal problem is that almost all oceanic crust older than about 200 million years has been obliterated by subduction.

The principal problem is that it doesn't have the bandwidth to process a lot of current high-quality downlink material from surveillance aircraft.

The principal problem is that it is too broad in scope.

The principal problem is that it negatively affects the long-term survival of the SEP.

The principal problem is that the variance in the population studied can strongly influence R magnitude.

Indeed Huddersfield's principal problem was that, once they lost the ball, it was generally quite a while until they saw it again.

Biographers usually have their work cut out when it comes to fashion designers, the principal problem being that the clothes tend to be more reliably thrilling than the career, the sequins and seams a good deal less tedious than the shows and tantrums.

For Dmowski, one of Poland's principal problems was that not enough Polish-speaking Catholics were middle-class, while too many ethnic Germans and Jews were.

"Pemex's principal problem is corruption, and that is not something that was brought even up in the government's diagnostic report," Mr. López Obrador said in the interview.

"The principal problem is our schools.