人口老龄化的优势与劣势

The essay addresses both advantages and disadvantages with a stated position, but the position is only weakly qualified and some ideas, such as overpopulation and poverty, are only loosely relevant to an ageing population.

Progression is broadly clear with paragraph-level organisation, but cohesion relies on mechanical connectors, including the repeated 'First of all', and links between some ideas are loose.

There is an adequate range of vocabulary with some apt items like 'noteworthy' and 'myriad', though word choice is occasionally unnatural, as in 'indisputable to believe' and 'their longevity increases'.

A mix of simple and complex structures is used with reasonable accuracy, but errors such as tense inconsistency in 'jobs which required' and faulty agreement occur with some frequency without blocking meaning.

The response addresses advantages and disadvantages and concludes that older people are beneficial, but does not clearly judge the extent to which advantages outweigh disadvantages. Supporting ideas remain underdeveloped.

The sequence from benefits to drawbacks and a conclusion is broadly clear, but ideas are mechanically listed with repeated ordering phrases. Single line breaks do not create separate paragraphs, and links between supporting ideas are limited.

Vocabulary is adequate for the topic, using items such as 'long-term care' and 'retired', but it is somewhat repetitive and contains noticeable errors like 'pansion', 'effect on economy budget', and 'honest advices'.

There is a mix of simple and complex structures, but frequent errors in subject-verb agreement, such as "they gives" and "This put pressure", as well as tense and article errors, reduce grammatical accuracy.

The essay fully addresses the question with a clear, consistent position that advantages outweigh disadvantages, covers both sides, and supports main ideas with relevant examples, though some arguments remain general.

Ideas are logically organized with clear paragraphing and a range of cohesive devices, although transitions are at times mechanical and the progression is formulaic rather than fully flexible.

Vocabulary is sufficiently wide and precise, with good use of less common items such as 'intergenerational knowledge transfer' and 'strain public healthcare resources', though some phrases are somewhat formulaic.

A variety of complex structures are used with good accuracy and control, including subordinate clauses and conditionals, with only rare minor errors that do not impede communication.

The response addresses all parts of the question with a clear position that disadvantages outweigh advantages, and ideas are extended and supported with examples, though the benefits side is less developed than the disadvantages.

Ideas are organised logically across clear paragraphs with a range of cohesive devices used effectively, and progression is generally smooth despite occasionally formulaic linking.

There is a sufficient range of topic-specific vocabulary such as life expectancy, pension deficits, and long-term care, used with some flexibility and only occasional imprecision like the slightly misapplied 'on the contrary'.

A variety of complex structures, including conditionals, relative clauses, and concessive constructions, is used with good control and errors are rare and minor.

The response addresses all parts of the task, presents a clear and consistent position that advantages outweigh disadvantages, and develops main ideas with relevant examples, though some supporting points remain general.

Ideas are logically organised in clear paragraphs with a range of cohesive devices used naturally, and progression is easy to follow throughout.

Vocabulary is sufficiently flexible and precise for the topic, using phrases like 'shrinking working-age population' and 'financial burden', with only occasional less precise usage.

A variety of complex structures is used with good control, and errors are minor and non-impeding, such as the missing punctuation in the final sentence.

The essay addresses all parts of the question with a clear position that advantages outweigh disadvantages, and ideas are developed with examples, though some support relies on sweeping claims rather than fully reasoned argument.

Progression is logical across well-sequenced paragraphs with effective linking devices, although a few transitions and idea connections are somewhat mechanical or assertive.

Vocabulary is flexible and precise at times, with natural collocations such as demographic time bomb and demographic composition, alongside occasional imprecise or overly emphatic word choices.

A range of complex structures is used with good flexibility and generally strong accuracy, with only minor, non-impeding errors.

The position is clear throughout and the response addresses all parts of the task, with well-developed ideas and a relevant example, though the support for the benefits side is somewhat general and abstract compared with the economic discussion.

Ideas progress logically across clearly structured paragraphs, with a wide range of cohesive devices used naturally and without noticeable strain, and the argument's contrast between economic and social dimensions is managed effectively.

Vocabulary is wide, precise, and used naturally, including items such as 'stabilizing ballast', 'shrinking consumer market', and 'budgetary allowances', with only very occasional imprecision.

The response uses a varied range of complex structures with strong control and punctuation accuracy, with only minor slips that never impede communication.

The response directly answers the question with a clear position that the benefits outweigh the drawbacks, and both sides are well developed with relevant, concrete examples such as Japan's demographics and the silver economy.

Ideas progress logically across clearly sequenced paragraphs, with cohesive devices and referencing used flexibly and naturally throughout.

Vocabulary is wide and precise, including natural collocations such as 'dependency ratio', 'intergenerational learning', and 'spurred growth', with only trivial inconsistencies in spelling conventions.

A wide range of complex structures is used with flexibility and accuracy, and punctuation and grammar errors are rare and non-impeding.