[ Verb Agreement ]
The flock of birds (is/are) flying south for the winter.
A. is
B. are

Random Topics:
Identifying TensesIf ClausesPast Simple - Present PerfectGrammar - Imperatives and LetGrammar - Present Perfect TenseQuestion tag and + - AgreementPast Simple and Past ContinuousAdjectives and ArticlesInfinitives and ING FormsGrammar : Must (Necessity)Other quiz:
Past Tense and Perfect Tense › ViewI already ___ my breakfast.
A. Ate
B. Eat
C. Eaten
D. Eated
Conditional Sentences › View
I’ll help you if ……………………..
A. you told me the truth.
B. you tell me the truth
C. you will tell me the truth.
D. you have told me the truth.
Grammar › ViewA box ______________ round.
A. am not
B. are not
C. is not
Vocabulary & Grammar › View
Due to rapid population growth, urban residents now ___ those in rural areas.
A. outnumber
B. outdo
C. outweigh
D. oversee
