[ Grammar ]
25% of the population _________ over the age of 60.
A. is
B. are

Random Topics:
Vocabulary and GrammarPassive Voice - Present Simple and Past SimpleLinking Verbs & Helping VerbsTypes of SentencesSimple Past Irregular & NegativeSubjunctivesConditionals III - Mixed 1st, 2nd & 3rd ConditionalsCountable and UncountableReflexive pronounsVerbs and AdverbsOther quiz:
Modal Verbs › ViewShe ________________ to see a doctor about her cough.
A. Need
B. Needs
Tenses › View
They __________ (visit) their grandparents last weekend.
A. visit
B. visited
C. had visited
D. will visit
Some vs. Any › ViewYou need to buy ……………. new shoes. These ones are too old and ugly !
A. Some
B. Any
Conjunctions › View
The movie was _______ entertaining _______ thought-provoking.
A. neither…nor
B. either…or
C. not only…but also
D. both…and
