young woman teacher college instruction university classroom blackboard described chalk projection from |
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| navigate by keyword : adult blackboard board brunette casual caucasian class classroom college communication computer concept desk difficult education elementary female figures friendly girl group happy horizontal knowledge laptop learn learning lecturer lesson lifestyle looking mathematics notebook object people person professor school sitting smile smiling student studying teacher technology university using woman working young |
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| Smiling female teacher. Young woman teacher in college. Instruction in a university classroom. Blackboard described by chalk. Projection from the data projector |
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