Four-Character Pattern 一A一B
Learn Four-Character Pattern 一A一B with practical HSK 4 examples, focus vocabulary, common pitfalls, and targeted cloze practice.
Pattern
一 + A + 一 + B
Use this HSK 4 pattern to make sentence structure, scope, or emphasis explicit instead of relying on word-for-word English order.
他一心一意地学习。
When to use Four-Character Pattern 一A一B
Read 一 + A + 一 + B as a sentence tool, not just as vocabulary. First locate the main action or claim, then ask what 一心一意 adds to it.
这个句子里的一心一意让意思更清楚。
The 一心一意 in this sentence makes the meaning clearer.
如果不用一心一意，句子的重点会不一样。
Without 一心一意, the sentence focus would be different.
他说得很自然，因为他知道一心一意的位置。
He spoke naturally because he knew where 一心一意 belongs.
Common traps
- Do not translate 一 + A + 一 + B mechanically from English; check the Chinese word order first.
- Keep 一心一意 close to the part of the sentence it controls.
- Do not overuse the pattern in every sentence; use it when it adds a clear role.
คำศัพท์เสริม
Targeted drill
Practice this exact pattern before moving on.
Nice grammar rep
Create a free account to save grammar cards, keep future reviews due, and practice this pattern in your study queue.