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There were a lot of children ……… both sides of the river playing happily ……… the grass.
A. at/in
B. for/of
C. along/on
D. towards/over

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Vocabulary › ViewSustainable energy includes…
A. fish and animals
B. solar, hydro and wind
C. coal, oil and gas
D. rocks, minerals and earth
Mixed General Quiz › View
A recent government report has warned that ______ we act immediately to reduce pollution, there will be serious consequences for the planet.
A. Provided that
B. In case
C. Unless