In the sentence, "singing the ballad beautifully, the singer touched the emotion of the audience," singing is used as a(n)(noun, verb, adverb, adjective) , and is, therefore, a(n) (gerund participle, infinitive)

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.  

i'm thinking it would be when compound subjects are joined by or, nor,either-or, neither-nor.

i don't understand : /

hi there!

read the sentence. select the words that best complete the two blanks.

though the road they took was long and they continued to plod

answer: a. listless, and steadily

hope this : )