① 主干：我喝水。 → I drink water.
② +定语：我喝凉水。 → I drink cold water.
③ +时间状语：我下午喝凉水。 → I drink cold water in the afternoon.
④ +地点状语：我下午在教室喝凉水。 → I drink cold water in the classroom in the afternoon.
⑤ +方式状语：我下午在教室慢慢喝凉水。 → I drink cold water slowly in the classroom in the afternoon.
📌 颜色标注：主语 · 谓语/系表 · 宾语 · 地点状语 · 方式状语