  Lesson 22 - Duration of Time
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Grammar, Examples and Exercises.
Vocabulary: How long have you been in Beijing? How long have you studied Chinese? Conversation 1 : How long have you been in Beijing?
Translation- How long have you been in Beijing?
- For more than half a month already.
- Are you accustomed to life here?
- I’m still not used to it.
Conversation 2 : How long have you studied Chinese?
Translation- Before coming, how many months had you studied Chinese?
- Six months. Three hours of lessons per week. (one week, three hours of lesson)
- How long do you plan to study?
- Five months. I am enrolled in a short-term class.
Conversation 3 : Did you finish studying this book?
Translation- Did you finish studying this book?
- We just started. We have not finished studying it yet.
- What lesson have you studied to?
- Lesson 8. We study one lesson a day.
- The teacher doesn’t teach slowly, it’s quite fast.
GrammarTime-measure complement了 and 过A time-measure complement placed after a verb shows the duration of an action or a state.Examples:
- 我 到 北京 一个月 了 。( I arrived in Beijing one month ago. )
- 我 学 过 一 年 汉语。( I've learned chinese for one year )
Resultative complement 完 or 到The resultative complement, expressed either by a verb or an adjective, indicates the result of an action. The resultative complement 完 is a verb, and 好 is an adjective.Examples:
- 我们 学完 这 本 书 了。( We have finished the study of this book )
- 我 看完 杂志 了。( I have finished reading my magazine )
- 我 没看完。( I have'nt finished reading )
- 我们 学到 第三课 了。( We've learned until the 3rd lesson )
Approximate indicator of number 多多 as an approximate indicator of number, may be used between a measure word and a noun, or after a measure-noun, to express the remainder of a round figure.Examples:
- 一个 多 月。( more than a month )
- 一年 多 。( more than a year )
- 一个 多 小时。( more than an hour )
Exercises : Substitution DrillsExercise 1
Exercise 2
Exercise 3
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Grammar, Examples and Exercises.
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