由 + Person + Verb (done by)
IntroducedAssign responsibility without claiming completion
- A plan assigns you responsibility for a task.
- this这(measure word)件main content事由me我be in charge负责。 — by由 names the speaker as responsible for the task.
A plan assigns you responsibility for a task. What does 这件事由我负责。 communicate?
由 names the speaker as responsible for the task. The assignment does not report that the task is finished. 由 also has source-related uses, so learn this responsibility frame in context.
Build the form
- The pattern in this lesson is by由 + Person + Verb (done by). Locate it in the original interlinear examples below.
- Keep the words in their demonstrated positions; the pattern must fit the intended situation as well as the sentence form.
this这(measure word)件matter事by由me我be in charge负责。
Using the lesson pattern in this demonstrated example: I'm responsible for this: 这件事 ____ 我负责。
由 + Person + Verb = done by: 这件事由我负责.
Read examples in context
- In the opening example, this这(measure word)件main content事由me我be in charge负责。: by由 names the speaker as responsible for the task.
- Explain who acts, what is described and which time or group is relevant before choosing an English paraphrase.
What does 由 assign?
由 + Person names the doer: 由专家决定 (decided by experts).
Know the boundary
- The assignment does not report that the task is finished.
- by由 also has source-related uses, so learn this responsibility frame in context.
由 is common in formal / official contexts.
Yes — 由…负责, 由…决定, 由…主持.
由我负责 proves the task is already completed.
The assignment does not report that the task is finished. 由 also has source-related uses, so learn this responsibility frame in context. 由 names the speaker as responsible for the task.
Use the distinction
- by由 names the speaker as responsible for the task.
- The assignment does not report that the task is finished. by由 also has source-related uses, so learn this responsibility frame in context.
Read the full reference: HSK 4 grammar — Verb phrases.
A plan assigns you responsibility for a task. Close the examples. Say a Mandarin response, then write it in Chinese. Explain briefly in English what the lesson’s pattern adds. Compare with the model, then change one detail and try again.
This is supported productive practice. Compare meaning and structure; your answer need not copy the model. A partner or teacher must hear the spoken response to comment on pronunciation.