In general problem-posing exercises where learners pose problems freely, it is difficult for students to pose problems and for teachers to analyze the problems posed by students.
Monitoring physiological activity in freely moving subjects poses a considerable challenge.
"At the same time, we also don't want to see very dangerous people allowed to walk the streets freely so that they can pose a threat to our citizens as well as others".
Eighty is a speck next to six million, but it is far from negligible; on the other hand, how many listeners, Jewish or Gentile, heard the Berlin concerts and assured themselves that no land in which the estimable Dr. Furtwängler could operate so freely, and so fruitfully, could pose a barbaric threat?
The report warns that Americans recruited in Yemen or Somalia may pose a particular threat, since they can operate freely inside the United States.
He said his superiors denied his request to switch him to a State Department cover, so he could pose as an American diplomat and move more freely among foreign officials.
(For the same reason, railroad rails and bridge components in the summer sun often buckle and pose great danger if they can't expand freely).
He hired models to pose in his studio for both his ballet and bathing scenes, often freely improvising his settings or utilizing familiar props.
This paper addresses the problem of tracking the 3D pose of a camera in space, using the images it acquires while moving freely in unmodeled, arbitrary environments.
Within the current teaching methods applied in our conventional curriculum, what the teacher says can be "Silent!", "Quiet!", "Don't speak freely!" But with teaching and learning according to this curriculum, students are very free to pose ideas.
