Question

1 Not only ____ scientists still unclear about ___ exactly disease
spreads, they have yet to determine ___ causes it. Earlier it believed to be caused ____the corona virus, which also cause, the common cold, scientists, now ___ another suspect the paramyxo virus, which causes measles (1) pneumonia ___ cure has been found yet, so avoid contact ___ palient's body fluids.​

Answer 1

Answer:

the ,the,the,by,a,and,with

Answer 2

Answer:

the,the,the,by,a,and,with