Answer and Explanation:
1. Yes, the detectives looked long and hard for clues. The adverb "thoroughly" indicates that something was done carefully, with attention to detail. Therefore, we can conclude the detectives took their time and paid attention to everything.
2. No, Nelson did not walk with a spring in his step. The adverb "wearily" indicates that something was done in a tired manner. If Nelson walked wearily, that means we could tell by the way was walking that he was exhausted.
3. Yes, Tasha had an innate sense of how to exit the maze. "Instinctively" indicates that someone relies on their instincts to do something, that is, they do unconsciously.
4. Yes, Barbara was eager to answer the question. "Enthusiastically" indicates that something was done with passion, eagerness, vivacity. If Barbara raised her hand enthusiastically, that means she really wanted to answer the question.