Read the cloze passage and answer the following questions:
Swimming is one of the most popular recreational and competitive activities worldwide, valued for both its fitness benefits and its ability to provide relaxation. Unlike many forms of exercise, swimming is (1) low-impact, making it ideal for people of all ages and fitness levels. The buoyancy of water supports the body, reducing strain on joints while still _____(3) resistance to build muscle strength and endurance.
Beyond its physical advantages, swimming is also a valuable life skill. Knowing how to swim can be (2) “life-saving” in emergencies and helps individuals enjoy other water-based activities such as boating, diving, and surfing. Competitive swimming, on the other hand, demands rigorous training, discipline, and excellent technique.
Different strokes freestyle, backstroke, breaststroke, and butterfly engage various muscle groups and require distinct breathing patterns. Regular swimming improves cardiovascular health, increases lung capacity, and promotes overall well-being. It’s also an effective way to reduce stress, as the rhythmic movements and sensation of being in water can have a calming effect on the mind.
However, safety is crucial. Swimmers should always be aware of _____(4) environment, whether in pools, lakes, or the ocean, and follow proper safety guidelines. Learning under supervision _____(5) using appropriate gear ensures a safe and enjoyable experience.
Choose the correct form of verb: (3)
Show answer & explanation
Correct answer: C
Explanation
Correct Answer: Providing
Explanation
The sentence requires a present participle (verb + -ing) to maintain parallel structure with reducing ('...reducing strain on joints while still providing resistance...').
When the conjunction while links simultaneous actions modifying the same subject without repeating the subject and finite verb, it is followed by a participle clause.
Quick Tip: Maintain parallelism when actions are balanced across conjunctions: reducing ... while still providing.