Anonymous Why do we need "a" ? It is a single set (or subset) of questions/examples /etc. Anonymous when we use any adjective with a number we need to use "a".
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AnonymousWhy do we need "a" ?It is a single set (or subset) of questions/examples/etc.
Anonymouswhen we use any adjective with a number we need to use "a".Yes, we do, because we are breaking the total number of examples, etc., into groups, for instance the surprising group of examples (vs the unsurp