[ Subject-Verb Agreement ]
One-third of the population here ______ increased its income in the past three years.
A. Has
B. Have
C. Has been
D. Have been

Random Topics:
Regular and Irregular VerbsGRAMMAR - Could / Could notVocabulary, Adjective & PrepositionConjunctions & InterjectionsCan vs CouldModal Verbs & Time PrepositionsDemonstrative PronounsGrammar - ConnectorsAdjective and AdverbGrammar - Verb FormsOther quiz:
Grammar › ViewFill the sentence with the correct item.
He ___________ his work.
A. has finished
B. finished
C. have finished
Grammar › View
The _____ are full of old books.
A. boxed
B. boxes
C. box
D. boxing
Gerund, Infinitive, Bare Verb › ViewI enjoy_______ alone
A. be
B. being
C. to be
Grammar › View
Pick the pair of antonyms:
A. giant, huge
B. awake, asleep
C. happy, glad
D. messy, dirty
