B01
core
Context
Time
Time Point / Time Span
When does it happen?
basic
Time adverbial
Temporal phrase
含义
The time location of an event or state: a point, period, date, moment, duration, or time frame.
如何识别
Find words that place the event on a timeline.
示例
单词
today|yesterday|now|tomorrow|week|year
短语
last night|in two hours|for three days
句子
We met yesterday.
Visual guide
Basic shape
Timeline
past ─ yesterday ─ now ─ tomorrow
▲
We met
Span: for three days
Frame: last night
Compare shape
Time can be a: POINT: yesterday / now SPAN: for three days OFFSET: in two hours FRAME: last night Forms may be adverb, case, preposition, particle, tense.
语言视角
用母语深入讲解
中文
显性程度
strong
重要程度
Mandarin locates events in time mainly with time words and phrases, commonly before the verb and often after the topic or subject.
我昨天六点到。
wǒ zuótiān liù diǎn dào = I yesterday six o’clock arrive
在所学语言中
英语
显性程度
strong
学习难度
英语常用时间副词和介词来说明事件发生的时间，例如 at、on、in、for、since。
I arrived at six yesterday.
at six yesterday = 表示事件发生的时间点/时间范围
常见易错点
学习者常混淆 at/on/in、for/since，也容易把时间表达放在不自然的位置。
Same block, different coding
Both languages use this block strongly, but they signal it differently. Focus on form changes, not only meaning.