[ Grammar ]
The medical profession —— their validity and discredit their healing power, but the wisdom of ages has worked on the side of the home remedies.
A. May not endorse
B. Was able to endorse
C. Couldn’t have endorsed
D. Might have endorsed
E. Would not be endorsed

Random Topics:
Past Tense and Past ContinuousCorrelative conjunctionsVocabulary and GrammarPast and Present TensesPresent Perfect, Present Simple, Present ContinuousQuantifiers: too many, too much & enoughPreposition and Word FormPresent Simple Affirmative and NegativePast Continuous vs Past SimpleConditional Sentence Type 2Other quiz:
Grammar › View—————– apples do you like?
A. How often
B. How many
Active and Passive Voice › View
I don’t appreciate ________ when I’m speaking.
A. being interrupted
B. to be interrupted
C. interrupt
D. interrupting
Grammar › ViewThree school _______ have been invited to entertain the visitors with their music.
A. bands
B. clubs
C. troupe
D. groups
Past Simple Vs. Present Perfect › View
A: What’s wrong?
B: I ______ a glass.
A. Broke
B. Has broken
C. Have broken
