Question

complete the sentence.
____ an impressive baseball player, but he was also a humanitarian activist who was heavily involved in relief efforts for the 1972 earthquake in nicaragua.
roberto clemente was not only
not only was roberto clemente
submit
work it out
not feeling ready yet? these can help:
identify coordinating conjunctions
use the correct pair of correlative conjunctions
use parallel structure

Explanation:

The sentence uses the correlative conjunction pair "not only...but also". When "not only" is placed at the start of a clause, subject-verb inversion is required. The second clause has the structure "but he was also", so the first inverted structure matches the parallel and grammatical rule for this conjunction pair.

Answer:

Not only was Roberto Clemente