"Teachers need to know how they're doing," said Dory, a 12th grader, who said she hews strictly to the guidelines.

Conversely, unethical people have always found ways to do wrong even while hewing strictly to the law.

Mr. Freeman hews strictly to that line, not going off in other trendy directions.

But for this kind of play to work, it must hew strictly to its own demented logic.

The Tea Party movement and advocacy groups on the right are demanding that candidates hew strictly to their ideological standards, and are moving aggressively to cast out those they deem to have strayed, even if only by participating in the compromises of legislating.

The decree was only sporadically enforced until last year, when officials suddenly decided to hew to it strictly in Kabul.

At a college rally in Birmingham, Ala., and another at an industrial park here in southwestern Louisiana, Mr. Clinton hewed strictly to a front-runner's overarching and unobjectionable generalities.

This band recorded albums in 1965 and 1974 and recently in 2009, and consists of eight to ten players, hewing strictly to traditional brass band music.

Until recently the paintings hewed strictly to frontier themes, with snorting horses, racing stagecoaches and dusty plains, all in an effort to evoke the company name.

In 2003, a new minister was appointed to run the capital, and he declared his intention to hew strictly to the old master plan.