What is the tense of this sentence? “They were fated to die if anyone should survive their singing”

(a)  

From previous question, what is the voice of the sentence? Active or Passive voice.

(a)  

What is the tense of this sentence? “The flesh of the victim still rotting off the dead bodies.”

(a)  

What is the tense of this sentence? “In the Odyssey, Homer says nothing about Sirens’ outward appearance, but one can infer from the text that he has in mind humanlike creatures.”

(a)  

What is the tense of this sentence? “the Sirens hurled themselves into the sea and bothered no man ever again.”

(a)