1
how + adj/adv
用于询问程度或数量。
How old are you?
你多大了？
如何；怎样
先理解核心含义，再看它在真实句子里的用法。
如何；怎样
In what manner or way; by what means or process.
How old are you?
你多大了？
以...的方式
In the manner in which.
无论以何种方式；无论如何
In any manner in which; in whatever way; however.
用于感叹句中表示惊讶、喜悦等强烈感情
Used as a modifier to indicate surprise, delight, or other strong feelings in an exclamation.
How did you solve the puzzle?
你是怎么解开这个谜题的？
I don't know how she manages to stay so calm.
我不知道她怎么做到如此冷静的。
Can you show me how this machine works?
你能给我演示一下这台机器怎么运转吗？
用于询问程度或数量。
How old are you?
你多大了？
用于询问方式或方法。
I don't know how it works.
我不知道它是如何工作的。
用于询问或说明做某事的方法。
She showed me how to cook.
她向我展示了如何烹饪。
用于提出建议或征求对方意见。
How about a cup of tea?
来杯茶怎么样？
Not this
How do you think about this book?
Use this
What do you think about this book?
英语中询问看法时，常用“what...think about”而非“how...think about”。这是因为“think”后接宾语时，用“what”提问对象，而“how”通常询问方式或程度。
Not this
How a beautiful flower!
Use this
What a beautiful flower!
英语感叹句中，“how”用于修饰形容词或副词，结构为“How + adj/adv + subject + verb”，而“what”用于修饰名词，结构为“What + (a/an) + adj + noun + subject + verb”。此处“flower”为可数名词单数，应用“what a”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
如何做
Do you know how to cook?
你知道如何做饭吗？
多少（可数）
How many apples do you want?
你想要多少苹果？
多少（不可数/价格）
How much does it cost?
这个多少钱？
多久/多长
How long will you stay?
你会待多久？
多远
How far is the station?
车站有多远？
多久一次
How often do you exercise?
你多久锻炼一次？
……怎么样？
How about going to the cinema tonight?
今晚去看电影怎么样？
为什么？怎么会？
How come you're late again?
你怎么又迟到了？
你好（初次见面用语）
How do you do? Pleased to meet you.
你好，很高兴认识你。
你对此有何感想？
How do you like that?
你觉得那个怎么样？
你的爱有多深？
How much do you love me?
你有多爱我？
Use how? naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
how 发音像‘好(hao)’，但意思是‘如何’，记住问‘How are you?’就是问‘你好吗？’
① 询问方式或方法：register 中性，多用于各种正式和非正式场合，如日常对话、教学指导、技术说明。② 询问数量或程度：register 中性，常见于疑问句，用于询问价格、年龄、距离等，在购物、测量等场景中使用。③ 感叹强调：register 偏正式或文学性，多见于感叹句，表达强烈情感，在书面语、演讲、文学作品中较常见。
Words rhyming with 'how' (same /aʊ/ sound): now, cow, wow. Note that words like low, snow, blow have the same 'ow' spelling but are pronounced with /oʊ/, not /aʊ/.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.