Multiple choice

She is ------ best doctor in the town.

  1. a

  2. the

  3. an

  4. none of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Superlatives like 'best' require the definite article 'the'. The phrase is not just any doctor, but specifically the finest one in town. 'A' and 'an' are indefinite articles used for non-specific items.