Passive voice is used when the focus is on the action and the object. It is not important or not known, however, who or what is performing the action. Some nouns are countable , which means we can count them.
With teachers handing out more assignments than ever, our kids are stressed, sleep deprived and, worst of all, becoming disillusioned with learning. But many frustrated parents are fighting back -- and winning. You can too. Gisela Voss always thought that all the griping about homework overload was way overblown.