Fill in the blanks (1), (2) and (3): The (1)_____ of the ancient civilization were (2)_____ deep under the sand. Archaeologists spent years (3)_____ them.

Question

Accepted Answer

remains / buried / excavating. Plural noun 'remains'; passive 'were buried'; gerund after 'spent years'

Fill in the blanks (1), (2) and (3): The (1)___ of the ancient civilization were (2)_ deep under the sand. Archaeologists spent years (3)___ them.

Explanation