The participle in this sentence is "sweating". It's a participle of the verb " to sweat" and it's a present participle: which we know because it ends with an -ing (past participles end with "-ed).
Answer:A respectful mood forms alongside the existing general mood of excitement
Explanation: The mood does not move to a disappointing one and it doesn’t help with the reader understanding why the author has regrets and why he wants to explore the titanic
Answer:yes headache is a verb
Explanation: i think