In the sentence 'old car' is general noun. The word (old) has vowel sound and therefore 'an' article is used.
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Q. One word substitution of- The large-scale departure of people
Q. The gardener said to the boys, "Do not pluck the flowers".
Q. Fill in the blank with suitable preposition: He is not interested ........ playing and skiing.
Q. Select the wrongly spelt word ?
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