[ Subject-Verb Agreement ]
People (is / are) often ten or twenty years behind the times in their knowledge of the world.
A. Is
B. Are

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Active & Passive VoicePrepositions of Place & TimePresent Continuous TensePresent Perfect and Past SimplePast Continuous vs Past SimpleQuantifierPronouns and QuantifiersPreposition & GerundPersonal Pronouns and VerbSimple Present VS Present ContinuousOther quiz:
Adverbs of Frequency › ViewPaul _____(5%)____ washes the car.
A. never
B. hardly ever
C. seldom
D. sometimes
Grammar and Vocabulary › View
The businessman owes his ____ to his excellent public relations.
A. success
B. ambition
C. challenge
D. goal
Adjectives and Prepositions › ViewThe ant jumped ______ the lake.
A. under
B. into
C. to
D. of
Noun, Pronoun, Adjective, Verb › View
Which sentence contains a concrete noun?
A. The idea was innovative.
B. Her laughter echoed in the room.
C. Kindness is rare these days.
D. Justice delayed is justice denied.
