

MCQOPTIONS
Saved Bookmarks
1. |
Choose the appropriate prepositions for the given sentence:Polio is a disease caused ________ a virus that invades the nervous system ________ droplet infection and can cause paralysis ________ two hours. |
A. | on, about, from |
B. | on, with, near |
C. | at, near, about |
D. | by, through, in |
Answer» E. | |