Which sentence is in the imperative voice? How much homework do you have? It is important to do homework. Do your homework as soon as you get home. Homework should be done thoroughly.

Do your homework as soon as you get home.

Explanation: just took the test

martians or other types of aliens represent a unique fear as opposed to zombies. vampires and other types of monsters.   in most sci-fi stories, aliens come from other worlds and have different or more advanced technology.   abductions and experimentation on human bodies that involve these technologies, or the use of these technologies against human beings and the use of unknown "powers", are a type of fear that's different from that of other types of monsters.