Write c or u. Countable uncountable exercises. write c for countable nouns and u for uncountable nouns. countable and uncountable nouns exercises. write c for countable or u for uncountable.

Write c or u. Countable uncountable exercises. write c for countable nouns and u for uncountable nouns. countable and uncountable nouns exercises. write c for countable or u for uncountable.
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