[ Subject Verb Agreement ]
Centers for public health ____ become popular.
A. have
B. has
C. having
D. to have

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Types of Sentence StructureAdjectives & PrepositionConditional Sentences Type 0, 1 and 2Modal Verbs and PermissionPresent PerfectFirst and Second ConditionalModal Verbs of Certainty and PossibilityDistinguishing Future TensesConditional Sentence Type 3Perfect TensesOther quiz:
Grammar › ViewThis book is the ______ book I have ever read.
A. longest
B. longer
C. more longer
D. the most longer
Subject-Verb Agreement › View
Bobby ___ hockey for his high school team.
A. Play
B. Plays