Multiple choice

Directions: Fill in the blank.

The doctor tried both penicillin and sulphanilamide; the penicillin proved to be ________ effective drug.

  1. very

  2. more

  3. most

  4. none of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is an adverb of comparative degree which shows a comparison between the uses of penicillin and sulphanilamide. Hence, (2) is the correct answer.