ID: 21487

Nhận biết (M1)

An accomplished birder might be able to spot thousands of different species over the course of a career, from Recurvirostra americana to Lanius collurio, but no birder has ever achieved the ultimate _________ an in-person glimpse of all 10,000 plus species of birds.

Which choice completes the text so that it conforms to the conventions of Standard English?


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