What is agronomy? An agronomist, or crop
scientist, studies plants and how they can be grown,
modified, and used to benefit society. They use science
to carry out experiments that create new techniques for
agriculture production. Agronomy has existed and been
important for humans since the invention of farming.
Internet: <unity.edu> (with adaptations).
According to the text, judge the item from.
The last period of the text is in the present perfect
tense in which “been” is the past participle of the verb
to be.
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Resposta:
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