Select the most appropriate option to fill in the blank.
The doctor instructed the patient to ______ up and down his house as an exercise.
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. walk.
In the context of exercise, the word "walk" is suitable as it implies a steady movement, often for health purposes.
The other options ("work," "chase," "wake") do not convey the appropriate sense in this context.