Formal Prepositions 于, 至于, and 因
Focused practice for Formal Prepositions 于, 至于, and 因 with support vocabulary and targeted demos.
Goal
Learners can recognize the pattern, explain its role, and produce two new sentences.
Write two original sentences with this pattern, then replace one noun or verb and keep the grammar stable.
Focus
Useful examples
至于细节，我们明天再谈。
Practice sentence from the linked grammar guide.
这个句子里的至于让意思更清楚。
The 至于 in this sentence makes the meaning clearer.
Formal Prepositions 于, 至于, and 因
Learn Formal Prepositions 于, 至于, and 因 with practical HSK 6 examples, focus vocabulary, common pitfalls, and targeted cloze practice.
Practice sentences
没有至于，重点会不清楚。
Without 至于, the focus would be unclear.
Pick the grammar piece that controls the sentence role.
Try a few cards from this module
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Module word list
| Word | Pinyin | Meaning | Level | Dictionary |
|---|---|---|---|---|
| 至于 | zhì yú | as for |
HSK 2.0 5
HSK 3.0 6
|
Dictionary |
| 语法 | yǔ fǎ | grammar |
HSK 2.0 4
HSK 3.0 4
|
Dictionary |
| 句子 | jù zi | sentence |
HSK 2.0 3
HSK 3.0 3
|
Dictionary |
| 结构 | jié gòu | structure |
HSK 2.0 5
HSK 3.0 5
|
Dictionary |
| 表达 | biǎo dá | to express; to convey |
HSK 2.0 4
HSK 3.0 5
|
Dictionary |
| 例子 | lì zi | case |
HSK 2.0 1
HSK 3.0 4
|
Dictionary |
| 意思 | yì si | idea |
HSK 2.0 2
HSK 3.0 2
|
Dictionary |
| 练习 | liàn xí | to practice |
HSK 2.0 3
HSK 3.0 3
|
Dictionary |