One of my researchers is becoming increasingly annoyed at the tendency for Word 2016 to alert a grammar error for past tense usage. Examples:

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Other than turning off the grammar proofer,  can someone enlighten me as to what is wrong with these sentences?

Deborah Dalton, Information Specialist
Northeast Center for Occupational Health and Safety
Agriculture | Forestry | Fishing
One Atwell Rd.
Cooperstown , NY 13326
800.343.7527 # 2207
www.necenter.org
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