Q602
The doctor tried both penicillin and sulphanilamide; the pencillin proved to be the . . . . . . . . effective drug.
A.
very
B.
more
AnswerC.
most
D.
some
Answer: Option B
Solution
Answer: Option B
Solution:
The doctor tried both penicillin and sulphanilamide; the pencillin proved to be the more effective drug.