GrammarQuiz.Net > Subject-Verb Agreement
The use of vitamin supplements and herbs ___ becoming increasingly popular among Americans.
A. Is
B. Are
Imperative SentenceSubject, Verb & Object Complement Homonyms
How to use : Read the question carefully, then select one of the answers button.
Tips : If this page always shows the same questions, make sure you correct the question first by pressing the "check answer" button.