突然
tū rán · sudden · suddenly · all of a sudden · unexpectedly (with no warning)
先抓住这个知识点的感觉
“突然”是HSK3-4 表达场景中需要重点掌握的表达。学习时不要只背翻译，要同时掌握使用对象、常见搭配和语气。
English: This card teaches “突然” through context, examples, usage notes, common mistakes, and practice. Core meaning: sudden · suddenly · all of a sudden · unexpectedly (with no warning)
字源与基础信息
tū rán
词汇卡 · sudden · suddenly · all of a sudden · unexpectedly (with no warning)
“突然”的核心是："突然"表示某件事情没有预兆、出乎意料地发生，速度很快，让人来不及准备。。本卡把它放回HSK3-4 表达场景中，通过例句、辨析和练习帮助学生真正会用。
English: This card teaches “突然” through context, examples, usage notes, common mistakes, and practice. Core meaning: sudden · suddenly · all of a sudden · unexpectedly (with no warning)
拆字理解
例句
搭配表格
| 常用搭配 | 用途 | 例句 | English |
|---|---|---|---|
| 突然 + 动词 | 动作忽然发生 | 他突然站起来。 | suddenly + action |
| 突然想起 | 忽然记起 | 我突然想起一件事。 | suddenly remember |
| 突然变 + 形容词 | 状态忽然改变 | 天气突然变冷。 | suddenly become... |
| 突然发生 | 事情意外出现 | 事情突然发生了。 | happen suddenly |
近义辨析
| 词语 | 英文解释 | 区别提示 | English note |
|---|---|---|---|
| 突然 | sudden · suddenly · all of a sudden · unexpectedly (with no warning) | 本卡核心表达，先掌握真实语境和常用搭配。 | This is the core expression of this card. Master its real context and common collocations first. |
语用提示
场景定位
先判断“突然”在HSK3-4 表达场景里解决什么问题：点名对象、表达态度、提出请求，还是说明结果。
English note: First identify what this expression does in context: naming an object, expressing attitude, making a request, or describing a result.
核心意义
把“突然”和整句一起理解，不只背英文翻译。重点观察它前后常跟什么词。
English note: Understand the expression inside the whole sentence, not only through an English translation. Notice the words that usually come before and after it.
输出练习
先跟读 4 个例句，再换一个人、地点或动作，用“突然”说自己的句子。
English note: Repeat the four examples first, then change the person, place, or action and make your own sentence.
常见偏误
错：把“突然”用在任何场景。
对：先判断对象和语境，再使用“突然”。
词语和语法都有固定语境，不能只按英文直译。
Avoid “把“突然”用在任何场景。”. A more natural form is “先判断对象和语境，再使用“突然”。”. This card teaches “突然” through context, examples, usage notes, common mistakes, and practice. Core meaning: sudden · suddenly · all of a sudden · unexpectedly (with no warning)
错：只背“突然”的英文意思。
对：同时记住“突然”的搭配、语序和语气。
学习卡目标是会用，不只是知道翻译。
Avoid “只背“突然”的英文意思。”. A more natural form is “同时记住“突然”的搭配、语序和语气。”. This card teaches “突然” through context, examples, usage notes, common mistakes, and practice. Core meaning: sudden · suddenly · all of a sudden · unexpectedly (with no warning)
错：说句子时漏掉“突然”前后的必要成分。
对：按照例句观察完整结构，再替换关键词。
完整句子比单个词更能帮助学生掌握真实用法。
Avoid “说句子时漏掉“突然”前后的必要成分。”. A more natural form is “按照例句观察完整结构，再替换关键词。”. This card teaches “突然” through context, examples, usage notes, common mistakes, and practice. Core meaning: sudden · suddenly · all of a sudden · unexpectedly (with no warning)
词族
练习：识别 → 理解 → 应用 → 创造
正在上课的时候，外面______下起了大雨。 While class was in session, it ______ started raining heavily outside.
下面哪个句子是正确的？ Which sentence is correct?
他正在说话，______停下来，好像想到了什么。 He was talking, then ______ stopped, as if he had thought of something.
找出错误：他突然了停下来，看着我。 Find the error: "He suddenly stopped and looked at me."
"忽然"和"突然"都可以作形容词修饰名词，比如"忽然的变化"和"突然的变化"都正确。 Both 忽然 and 突然 can be adjectives modifying nouns — "忽然的变化" and "突然的变化" are both correct. True or false?
你正在走路，一辆车突然冲过来。你会说： You are walking and a car suddenly rushes toward you. You say:
这个______的变化让所有人都没有准备好。 This ______ change left everyone unprepared.
翻译成中文，用"突然"： "She suddenly started crying — I didn't know what happened." （提示：哭起来 = started crying，发生了什么 = what happened）
下面哪个句子用"突然"最自然？ Which sentence uses 突然 most naturally?
阅读对话，选择最合适的回答： A: 你为什么迟到了？ B: 对不起，______ A: Why were you late? B: Sorry, ______
听到或看到“他突然站起来。”时，这句话最接近哪个意思？
你要表达“He suddenly stood up.”，下面哪一句最自然？
根据语境补全：他______站起来。
把下面汉字排成一个自然句子。意思提示：The weather suddenly got cold.
哪一句需要修改？提示：词语和语法都有固定语境，不能只按英文直译。
记忆钩子
把“突然”放进HSK3-4 表达场景记忆：先听例句，再替换人物、地点或动作说自己的句子。
English note: Use this memory hook to connect the expression with a real situation: sudden · suddenly · all of a sudden · unexpectedly (with no warning).