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

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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:
Grammar › ViewOverhaul: To thoroughly ________ for making repairs.
A. Test
B. Examine
C. Review
D. Renovate
Mixed General Quiz › View
There are ___ armadillos living in Texas.
a. the
b. many
c. an
d. a
You 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
