Choose the option that best best completes the gap(s). _____ been there to look several times without success?

Choose the option that best best completes the gap(s).

_____ been there to look several times without success?

Answer Details

The sentence is missing a subject. The option that best completes the sentence is "He's". The complete sentence is "He's been there to look several times without success". "He's" is a contraction of "He has", which is a correct subject-verb combination.