Meaning: 'Adolescents' are individuals typically aged between 10 and 19 years, who are in the phase of development from childhood to adulthood.

Wrong options:

• adolescence: Adolescence is a noun that refers to the period of development itself, not the individuals experiencing it, making it grammatically incorrect in this context.
• work: Work is a noun that refers to tasks or employment, which does not relate to the subject of young individuals participating in sports.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as a subject here.
• clubs: Clubs is a plural noun referring to organizations, which does not fit as it does not describe a group of individuals.
• businesses: Businesses is a plural noun referring to commercial enterprises, which is unrelated to the context of young individuals.
• competitions: Competitions is a plural noun referring to events where individuals or teams compete, which does not describe a group of people.
• fights: Fights is a plural noun referring to physical confrontations, which is not relevant to the context of sporting activities.

Correct answer: professional

Explanation: The word 'professional' is an adjective that describes success in a career or occupation. It fits grammatically as it modifies the noun 'success' and aligns with the context of discussing achievements later in life.

Meaning: 'Professional' refers to someone engaged in a specific profession or career, often implying a level of expertise or formal training.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a type of success.
• adolescence: Adolescence is a noun that refers to the developmental stage, not a type of success, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe a type of success.
• clubs: Clubs is a plural noun referring to organizations, which does not relate to the type of success being discussed.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not fit the context of personal success.
• competitions: Competitions is a plural noun referring to events, which does not describe a type of success in life.
• fights: Fights is a plural noun referring to physical confrontations, which is unrelated to the context of success.

Correct answer: clubs

Explanation: The term 'clubs' is a plural noun that refers to organizations where individuals gather for a common purpose, in this case, sports. It fits grammatically as it serves as the subject of the clause discussing where children attend sports activities.

Meaning: 'Clubs' are organized groups or associations that focus on specific activities, such as sports, hobbies, or interests.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a place or organization.
• adolescence: Adolescence is a noun that refers to the developmental stage, not an organization, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe a place for sports activities.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe a place.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of sports organizations.
• competitions: Competitions is a plural noun referring to events, which does not describe a place where children attend for sports.
• fights: Fights is a plural noun referring to physical confrontations, which is unrelated to the context of sports organizations.

Correct answer: competitions

Explanation: The word 'competitions' is a plural noun that refers to events where individuals or teams compete against each other. It fits grammatically as it serves as the object of the preposition 'for' and aligns with the context of sports activities.

Meaning: 'Competitions' are organized events where participants compete to achieve a goal, often in sports or games.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a type of activity.
• adolescence: Adolescence is a noun that refers to the developmental stage, not an event, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe a type of event.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe an event.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of sports events.
• clubs: Clubs is a plural noun referring to organizations, which does not describe a competitive event.
• fights: Fights is a plural noun referring to physical confrontations, which is unrelated to the context of organized competitions.

Correct answer: passive

Explanation: The term 'passive' is an adjective that describes activities that do not require active participation, such as watching television. It fits grammatically as it modifies the noun 'activities' and aligns with the context of discussing time spent on less engaging pursuits.

Meaning: 'Passive' refers to activities that are done without active involvement or effort, often leading to less engagement.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a type of activity.
• adolescence: Adolescence is a noun that refers to the developmental stage, not a type of activity, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe a type of activity.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe an activity.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of activities.
• clubs: Clubs is a plural noun referring to organizations, which does not describe a type of activity.
• competitions: Competitions is a plural noun referring to events, which does not describe a passive activity.

Correct answer: co-operation

Explanation: The term 'co-operation' is a noun that refers to the process of working together towards a common goal. It fits grammatically as it serves as the object of the preposition 'to' and aligns with the context of teamwork in sports.

Meaning: 'Co-operation' refers to the act of working together with others to achieve a shared objective.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a process or action.
• adolescence: Adolescence is a noun that refers to the developmental stage, not a process, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe a collaborative process.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe a process.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of teamwork.
• clubs: Clubs is a plural noun referring to organizations, which does not describe a process of working together.
• competitions: Competitions is a plural noun referring to events, which does not describe the act of collaboration.

Correct answer: self-esteem

Explanation: The term 'self-esteem' is a noun that refers to an individual's sense of personal value or self-worth. It fits grammatically as it serves as the object of the verb 'may raise' and aligns with the context of discussing the effects of victory in competitions.

Meaning: 'Self-esteem' refers to the confidence and satisfaction in oneself, often influenced by achievements and experiences.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a psychological state.
• adolescence: Adolescence is a noun that refers to the developmental stage, not a psychological state, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe a psychological concept.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe a psychological state.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of self-worth.
• clubs: Clubs is a plural noun referring to organizations, which does not describe a psychological state.
• competitions: Competitions is a plural noun referring to events, which does not describe a psychological concept.

Correct answer: defeat

Explanation: The term 'defeat' is a noun that refers to the loss in a competition or challenge. It fits grammatically as it serves as the subject of the clause discussing the lessons learned from losing.

Meaning: 'Defeat' refers to the act of losing in a competition or challenge, often leading to valuable lessons.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe an outcome of a competition.
• adolescence: Adolescence is a noun that refers to the developmental stage, not an outcome, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe an outcome of a competition.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe an outcome.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of competition outcomes.
• clubs: Clubs is a plural noun referring to organizations, which does not describe an outcome of a competition.
• competitions: Competitions is a plural noun referring to events, which does not describe the outcome of losing.

Correct answer: facilities

Explanation: The term 'facilities' is a plural noun that refers to places or equipment provided for a particular purpose, in this case, sports. It fits grammatically as it serves as the subject of the clause discussing the importance of sports infrastructure.

Meaning: 'Facilities' refer to the physical structures and resources available for sports and recreational activities.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a type of infrastructure.
• adolescence: Adolescence is a noun that refers to the developmental stage, not a type of infrastructure, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe infrastructure.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe infrastructure.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of sports facilities.
• clubs: Clubs is a plural noun referring to organizations, which does not describe the physical infrastructure needed for sports.
• competitions: Competitions is a plural noun referring to events, which does not describe the necessary infrastructure for sports.

Correct answer: equipment

Explanation: The term 'equipment' is a noun that refers to the necessary items or tools used for a specific purpose, in this case, sports. It fits grammatically as it serves as the subject of the clause discussing the necessity of proper tools for sports activities.

Meaning: 'Equipment' refers to the tools and gear needed for sports and physical activities.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe tools or items.
• adolescence: Adolescence is a noun that refers to the developmental stage, not tools, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe tools or items.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe tools.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of sports equipment.
• clubs: Clubs is a plural noun referring to organizations, which does not describe the necessary tools for sports.
• competitions: Competitions is a plural noun referring to events, which does not describe the tools needed for sports.

Correct answer: coaching

Explanation: The term 'coaching' is a noun that refers to the act of training or instructing individuals in a particular skill or sport. It fits grammatically as it serves as the subject of the clause discussing the necessity of skilled adults.

Meaning: 'Coaching' refers to the process of training and guiding individuals to improve their skills in a specific area, such as sports.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a skill or action.
• adolescence: Adolescence is a noun that refers to the developmental stage, not a skill, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe a skill or action.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe a skill.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of coaching skills.
• clubs: Clubs is a plural noun referring to organizations, which does not describe the necessary skills for training individuals.
• competitions: Competitions is a plural noun referring to events, which does not describe the skills needed for coaching.

Correct answer: recreational

Explanation: The term 'recreational' is an adjective that describes activities done for enjoyment or relaxation. It fits grammatically as it modifies the noun 'activities' and aligns with the context of discussing leisure pursuits.

Meaning: 'Recreational' refers to activities that are done for enjoyment and relaxation, rather than for work or obligation.

Wrong options:

• adolescents: Adolescents is a plural noun referring to young individuals, which does not fit as it does not describe a type of activity.
• adolescence: Adolescence is a noun that refers to the developmental stage, not a type of activity, making it grammatically incorrect here.
• work: Work is a noun that refers to tasks or employment, which does not fit as it does not describe leisure activities.
• professional: Professional is an adjective that describes someone engaged in a profession, which does not fit as it does not describe leisure activities.
• businesses: Businesses is a plural noun referring to commercial enterprises, which does not relate to the context of recreational activities.
• clubs: Clubs is a plural noun referring to organizations, which does not describe the type of activities being discussed.
• competitions: Competitions is a plural noun referring to events, which does not describe leisure activities.