ANTIBIOTICS CANNOT BE USED TO TREAT VIRAL INFECTIONS ______ THEY D...
11. Antibiotics cannot be used to treat viral infections ______ they don't kill viruses, only bacteria.
A. although
B. but
C. because
D. and
11. Antibiotics cannot be used to treat viral infections ______ they don't kill viruses, only bacteria.
A. although
B. but
C. because
D. and