I don't understand the question, add more information or reply and I will further help.
1. A predicative nominative is a noun or a pronoun which follows a linking verb and refers to something before that verb. In your case, the correct answer is B, because "a shelter" goes after the linking verb "is", and refers to "a lean-to".
2. A participle has the form of infinitive + ing. In this case, the answer is D, flourishing.
Answer: Soccer
Explanation:I would feel great.I would be proud that all my hard work finally paid off.Practice makes something close to perfection and i had made it to that level.I would work harder to get even more medals though...mainly because i like shiny things
