The key answer of exercise 3

Q.1

Illnesses, injuries, and accidents can happen unexpectedly at any time. A backache may arise from poor posture or overexertion, while bee stings often occur outdoors near bees. Blisters can form due to friction or burns, and blocked noses are common during cold or allergy seasons. Bruises may result from bumps or falls, and casts are applied after fractures or injuries. Diarrhoea can stem from food poisoning or infections, while mosquito bites are more likely in warm weather. Plasters are used after cuts or wounds, and sunburn can happen during sunny weather. Swelling may develop from injury or infection, and toothaches can occur suddenly due to dental issues. Wheelchairs are used after mobility issues arise, while bleeding can result from injuries or medical conditions. Feeling dizzy can be due to various factors, and feeling queasy or sick may result from motion sickness or illness. Head injuries can occur during falls or accidents, and itching can be caused by bites or allergies. Passing out may happen due to shock or underlying conditions, and pulling a muscle can occur during physical activity. Sneezing may be triggered by allergies or colds, while vomiting can result from illness or overeating. Twisting an ankle can happen during activity or simply walking.