Voice roll análises de aplicativos para 9 de dezembro

Concise roll call tool, voice roll call, random selection of names. No need to register or log in to use. The roll call book can be used for automatic roll call, create a new group (class), and then fill in the "name", click "auto roll call", you can play the student name, can be configured "sequential roll call", "random roll call", or manual roll call .