Верна ли грамматическая конструкция в данных предложениях? A) Even healthy people find it difficult to concentrate after hours of breathing less oxygen than usual. B) People with bad colds will probably get earache during take-off and landing.

№ Criminal law regulates the definition of and penalties for __________________ . № We’ll find __________________ interesting things in the bag. № Has he __________________ a mistake today? № Who has __________________ it in time? № Many people do not find it easy __________________ the laws. № Is the right to education __________________ by any documents?