Question

Have you ever thought about what would have happened if the giant asteroid ______ the Earth? B: Wow, that's an interesting discussion!

had missed
has missed
hasn't missed
hadn't missed
have missed

Answer 1

Resposta: Hasn't missed.

Explicação: A conjugação do verbo have com os pronomes he, she ou it no presente é igual ao passado, ou seja, has(se não me engano isso é o past perfect).