[ Verb Agreement ]
The flock of birds (is/are) flying south for the winter.
A. is
B. are
Select your answer:
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Word FormationGrammar : Structural Common ErrorsInfinitives or GerundsCommon Grammar Mistakes and Spelling TipsVocabulary and ModalsSimple Past ContinuosPossessive Adjectives VS Possessive PronounsFuture Perfect TensePast Continuous and Past Simple TenseCountable & Uncountable NounsOther quiz:
Prepositions › ViewWhich one is NOT preposition?
A. in
B. since
C. under
D. pretty
Grammar › View
It ___ many other interesting cities, such as Bern and Geneva.
A. has
B. have
C. is have
D. having