28.    Who (A. invented/ B. advented/ C. invent) the telephone?
29.    Marie Curie and Pierre Curie (A. created/ B. discovered/C. create) radium and polonium.
30.    Students can still (A. interact/ B. track/C. interacted) when they are in breakout rooms.
31.    Robot teachers will be able to (A. mark/ B. develop/ C. marked) our work and give us feedback.
32.    Our manager uses Google Meet to (A. scan/ B. make/ C. made) video conferences.
33.    This face recognition screen will (A. check / B. cheat/ C. checked) if you are a company staff.