人们为何推迟生育及其利弊

The response addresses both the causes and the weight-of-advantages question with a clear position and relevant supporting examples, though the causes are developed more briefly than the advantages.

Ideas progress logically across well-sequenced paragraphs with appropriate cohesive devices, with only occasional slightly mechanical linking such as formulaic opposition and conclusion frames.

Vocabulary is flexible and precise, with natural collocations such as 'financial stability', 'advanced maternal age', and 'emotionally mature parenting', and only minor imprecision.

A wide range of sentence structures is used with generally good control, including relative clauses, participial phrases and a concessive clause. Repeated spaces before full stops are minor punctuation-formatting errors.

The response addresses both parts of the question, gives clear causes and a consistent position that disadvantages outweigh advantages, though some ideas remain underdeveloped and supported only in general terms.

Ideas are logically sequenced across clear paragraphs with a range of cohesive devices. However, the move from listing positive and negative effects to the final outweigh judgment needs a clearer comparison of their importance.

Vocabulary is flexible and precise, with natural collocations such as 'postpone childbirth', 'career advancement' and 'financial stability', and only minimal repetition.

A wide range of grammatical structures, including complex sentences and accurate relative and conditional forms, is used with strong control and few noticeable errors.