① 加状语(时间 / 地点 / 原因 / 方法 / 目的 / 结果)
原句:I left.
扩写:I left because it was getting late.
扩写:I left in a hurry.
扩写:I left after the meeting ended.
② 加定语(形容词、分词短语、定语从句)
原句:I met a girl.
扩写:I met a girl with bright blue eyes.
扩写:I met a girl smiling at me.
扩写:I met a girl who loves painting.
③ 加从句(原因 / 条件 / 让步 / 结果 / 定语 / 同位语)
原句:I didn’t go.
扩写:I didn’t go because I was too tired.
扩写:I didn’t go although I really wanted to.
扩写:I didn’t go since no one invited me.
④ 合并句子(并列句 → 复杂句)
原句:He is a teacher. / He inspires me.
扩写:He is a teacher who inspires me every day.
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三、完整逐级扩写示例
Level 1:The boy cried.
Level 2:The boy cried loudly.
Level 3:The boy with the broken toy cried loudly.
Level 4:The boy with the broken toy cried loudly because he felt helpless.
Level 5:The boy with the broken toy cried loudly because he felt helpless, and no one knew how to comfort him.