[ Subject Verb Agreement ]
Of all adults age sixty and over, some _____ lost all their teeth.
A. have
B. has

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Narrative TensesModal Verbs & Reflexive PronounsAdjectives Ed and IngConjunctions & Cohesive DevicesPassive Voice in Past Simple TenseState Verbs and Action VerbsGerund - to Infinitive Adverb PhrasesPresent & Past TensesAdjective ClausesOther quiz:
Grammar and Vocabulary › ViewA library is ____________ than a market.
A. quiet
B. quieter
C. quitest
D. as quiet as
General Knowledge › View
Which metal is heavier, silver or gold?
A. Silver
B. Tin
C. Diamond
D. Gold
E. NONE OF THE ABOVE
Choose the right answer:
You ___ much more like your father than your mother.
_____
A. look
B. seem
Verb Tenses › View
. In the sentence “They will have left by the time we arrive,” what tense is used?
A. Past perfect
B. Future perfect
C. Present perfect
D. Simple future