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Black dirty chalkboard background

Black dirty chalkboard background

#140950341
Rostrum in conference hall

Rostrum in conference hall

#105267712
Cadena

Cadena

#85150108
大学の授業

大学の授業

#376452086
Student raises hand in classroom to ask a question during a college lecture in the afternoon

Student raises hand in classroom to ask a question during a college lecture in the afternoon

#1092815508
Frau als Redner im Seminar

Frau als Redner im Seminar

#181796962
Smiling businessman in headphones looking at laptop screen watching webinar. Happy young bearded man have break at work relaxing distance learning languages. Manager watching training video concept.

Smiling businessman in headphones looking at laptop screen watching webinar. Happy young bearded man have break at work relaxing distance learning languages. Manager watching training video concept.

#349879924
セミナー　講師

セミナー　講師

#303294629
Disable man in wheelchair sitting in lecture hall, listening teacher and writing notes at university. Male adult studying and getting high education. Concept of equality and available learning.

Disable man in wheelchair sitting in lecture hall, listening teacher and writing notes at university. Male adult studying and getting high education. Concept of equality and available learning.

#251899274
Young adult happy smiling Hispanic Asian student talking on online chat meeting using laptop in university campus or at virtual office. College female student learning remotely.

Young adult happy smiling Hispanic Asian student talking on online chat meeting using laptop in university campus or at virtual office. College female student learning remotely.

#532329980
Questions. Male speaker giving presentation in hall at university workshop. Audience or conference hall. Rear view of unrecognized participants. Scientific, business event, training. Education

Questions. Male speaker giving presentation in hall at university workshop. Audience or conference hall. Rear view of unrecognized participants. Scientific, business event, training. Education

#409082978
College students sitting in class room and writing or typing flat vector illustration. Cartoon teacher reading lecture for pupils. Side view. University education and high school lesson concept

College students sitting in class room and writing or typing flat vector illustration. Cartoon teacher reading lecture for pupils. Side view. University education and high school lesson concept

#387385595
Motion blurred side view diverse people attend investing workshop at conference room in Dallas, Texas, USA

Motion blurred side view diverse people attend investing workshop at conference room in Dallas, Texas, USA

#343251625
Math equation, function or calculation on chalkboard. Teacher writing on blackboard during lesson and lecture in school classroom. Student or tutor calculating or professor working.

Math equation, function or calculation on chalkboard. Teacher writing on blackboard during lesson and lecture in school classroom. Student or tutor calculating or professor working.

#259715008
Contemporary auditorium interior

Contemporary auditorium interior

#219592782
Education process at lecture in audience

Education process at lecture in audience

#101196539
woman in court

woman in court

#2058837
マイクを持ちプレゼンする日本人女性

マイクを持ちプレゼンする日本人女性

#513412513
White Speech Bubbles Human Head

White Speech Bubbles Human Head

#105498940
Dialog speech bubbles

Dialog speech bubbles

#55733022
Interior of a hotel seminar room

Interior of a hotel seminar room

#452791778
Professional digital Mirrorless camera with microphone on the tripod recording video blog of asian Speaker on the stage seminar, Camera for photographer or Video and Technology Live Streaming concept

Professional digital Mirrorless camera with microphone on the tripod recording video blog of asian Speaker on the stage seminar, Camera for photographer or Video and Technology Live Streaming concept

#196956273
Business Ideas and Concepts. People at the Business Conference Listening to the Lecturer

Business Ideas and Concepts. People at the Business Conference Listening to the Lecturer

#121189690
Guy sitting in the audience

Guy sitting in the audience

#773468529
Happy Girl Enjoying Freedom After University, Strolling and Soaking Up Sunshine

Happy Girl Enjoying Freedom After University, Strolling and Soaking Up Sunshine

#729099959
Rear view of group of people sitting in academic auditorium. Sitting audience. Women and men of different ethnicity.

Rear view of group of people sitting in academic auditorium. Sitting audience. Women and men of different ethnicity.

#642072484
student making notes during online lesson at co working space

student making notes during online lesson at co working space

#630690414
Confident senior businesswoman or speaker sharing ideas with colleagues or audience during company seminar.

Confident senior businesswoman or speaker sharing ideas with colleagues or audience during company seminar.

#580518900
Online Education or Digital Classroom concept. Learning on phone, mobile website background. Social distance during quarantine, self-isolation. 3d illustration

Online Education or Digital Classroom concept. Learning on phone, mobile website background. Social distance during quarantine, self-isolation. 3d illustration

#426616017
University Library: Talented Caucasian Girl Sitting at the Desk, Uses Laptop, Writes Notes for the Paper, Essay, Study for Class Assignment. Diverse Group of Students Learning, Studying for Exams.

University Library: Talented Caucasian Girl Sitting at the Desk, Uses Laptop, Writes Notes for the Paper, Essay, Study for Class Assignment. Diverse Group of Students Learning, Studying for Exams.

#356426419
Vector cartoon stick figure drawing conceptual illustration of man or politician speaking or having boring speech on podium or behind lectern and saying blah.

Vector cartoon stick figure drawing conceptual illustration of man or politician speaking or having boring speech on podium or behind lectern and saying blah.

#275934489
Arzt hält Vortrag mit Flipchart

Arzt hält Vortrag mit Flipchart

#55092051
大学の講義室

大学の講義室

#376473726
Confident speaker giving public presentation using projector

Confident speaker giving public presentation using projector

#103000979
A dusty black chalkboard with complex equations and diagrams written in white chalk, symbolizing education, learning, and academic research in mathematics.

A dusty black chalkboard with complex equations and diagrams written in white chalk, symbolizing education, learning, and academic research in mathematics.

#757912448
A diverse group of students gathers in a modern school classroom, passionately engaging in lively discussions about various projects, embracing teamwork and utilizing technology to enhance their

A diverse group of students gathers in a modern school classroom, passionately engaging in lively discussions about various projects, embracing teamwork and utilizing technology to enhance their

#625564100
Isolated Micorphone at blurred conference environment, Microphone focused against blurred colorful background, business background for speaker or communication banner

Isolated Micorphone at blurred conference environment, Microphone focused against blurred colorful background, business background for speaker or communication banner

#597754162
Beautiful female muslim african american architecture student looking and smiling into camera.

Beautiful female muslim african american architecture student looking and smiling into camera.

#302997487
Doctors or scientists are teaching and explaining students and patients writing on board

Doctors or scientists are teaching and explaining students and patients writing on board

#232406654
sala conferenza, o per riunioni

sala conferenza, o per riunioni

#32263028
White Gray background. 3d dotted surface. Futuristic landscape. Technology presentation backdrop. Vector illustration

White Gray background. 3d dotted surface. Futuristic landscape. Technology presentation backdrop. Vector illustration

#435003858
Indian young teacher man teaching online video conference live stream by smartphone. Asian teacher teaching mathematics class webinar online for students learning.

Indian young teacher man teaching online video conference live stream by smartphone. Asian teacher teaching mathematics class webinar online for students learning.

#422259823
Large Business Presentation

Large Business Presentation

#224186180
Group of senior students discussing altenrative energy with teacher in classroom, close-up of model wind turbine.

Group of senior students discussing altenrative energy with teacher in classroom, close-up of model wind turbine.

#520494172
business training seniors people in hall

business training seniors people in hall

#507140577
Doctor with a pointer. Scientists character stands in white medical uniform with banner, intelligent professor giving medical lecture concept cartoon flat vector isolated illustration

Doctor with a pointer. Scientists character stands in white medical uniform with banner, intelligent professor giving medical lecture concept cartoon flat vector isolated illustration

#372160370
Male business trainer giving lecture in conference room with projection screen

Male business trainer giving lecture in conference room with projection screen

#305642845
Tribune Set Vector. Podium Rostrum Stand With Microphones. Business Presentation Or Conference, Debate Speech Isolated Illustration

Tribune Set Vector. Podium Rostrum Stand With Microphones. Business Presentation Or Conference, Debate Speech Isolated Illustration

#170695330
group of kids showing thumbs up, back to school

group of kids showing thumbs up, back to school

#169534212