TASK DEFINITION: You need to answer a given question containing a blank (_). Your answer must be one of the two objects mentioned in the question, for example "trophy" and "suitcase". Your answer must not contain a word that is not present in the question. Please don't use articles (e.g., the, a) before the answer.
PROBLEM: At the house, the tenant chose to use stones instead of bricks in the garden. The _ are ugly.

SOLUTION: bricks

PROBLEM: Jane bought a set of new sheets and blankets for the bed but the _ were too thin.

SOLUTION: sheets

PROBLEM: The teacher accidentally spilled the acid on the table and it immediately ate through it because the _ was stronger.

SOLUTION:
acid