Sky rhymes with by and shaking rhymes with breaking.
The correct answer is present.
Washed would be past
Will wash or going to wash would be future
while past perfect would be had washed.
They add depth and meaning to a story, and they bring a subconscious connection to a poem.
It's very cheap is a sentence. If only the courage to fail is underlined, however, then it is a noun phrase, and functions as the subject of this sentence.