I ______ 22 years old, but Andrew ______ 20.
A. am / am
B. are / am
C. am / is
D. are / are
Type of SentencesTensesAdjective ClausePast SimpleFuture Perfect ContinuousWord FormationFuture Perfect TenseThe -ing Form of VerbsDependent Clauses
Other quiz: Vocabulary & Grammar
Chemical substances which are pumped into rivers and lakes by factories are known as ____________________.
A. oil spill
B. fossil fuels
C. toxic waste
D. acid rain
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