Di buon umore. ragazzo deliziato esprimendo positività mentre ascolta i suoi interlocutori - Foto e immagini stock

Feeling happiness. Joyful blonde boy keeping smile on his face while looking at his watches

International pupils. Kind dark-skinned girl keeping smile on her face while communicating with her friends

Three happy students learning at library, selective focus

Three happy students writing to notebooks in library.

Two international students discussing strategy working together on developing computer graphic during coffee break.Male designer communicating with african american colleague sitting at laptop

Handsome caucasian hipster guy look at camera while african american female colleague using mobile phone for online chatting, young woman addicted to modern gadgets and social networks communicatio

Up to date youth. Smiling and cheerful young man showing something on digital tablet for happy young woman in a cafe

Graduation exams. Delighted young man studying with a tutor while preparing for an exam

Professional cooperation. Pleasant smart woman talking to her female colleague

Involved in studying. Positive Afro American student smiling while looking at his notes

Exam preparation. Nice young men sitting together while studying for the exam

Emotional women. Three dark-haired women feeling extremely emotional ad worried while watching their favorite TV show

Video on laptop. Three pleasant good-looking master students watching video on laptop together while spending morning in cafeteria

University students. Handsome positive joyful friends sitting together and looking at the laptop screen while being in a good mood