Question

Ed is the only one of the astronomers who _____ planets outside the solar system. Which verb correctly completes the sentence? has discovered be discovering have discovered

Answer 1

Hello!

I believe your answer is:

has discovered

Hope this helps!!:)

Answer 2

Hey there!

Ed is the only one of the astronomers who _____ planets outside the solar system. Which verb correctly completes the sentence? has discovered be discovering have discovered

Your answer is:
Has discovered.

Hope this helps!
Have a great day (: