Multiple choice

Directions: Use the correct word to fill the blank.

For the last five years, the police have been trying to solve the case. It is really a __________ one.

  1. complete

  2. complicated
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A case that police have struggled to solve for five years would be described as 'complicated' (intricate, difficult to understand or resolve). 'Complete' means finished or whole, which doesn't fit the context.

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