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Grammar Pattern Profile · shi-bu-shi-diao-xia-qu-de-shi-hou
📐

是不是掉下去的时候

📊 Corpus Indexed: 1 clips
Structure: [主语] + 是不是掉下去的时候 + [谓词/短语]
💡 Usage:

Core sentence pattern in modern spoken Mandarin.

Sentence Pattern
Derived Expressions: 📌 下去 (1) → 📌 不 (1) → 📌 不是 (1) → 📌 掉下 (1) → 📌 是 (1) → 📌 是不 (1) →

[Authentic Cinema Evidence Base]

(1 clips)
是不是掉下去的时候
00:02
是不是掉下去的时候

(早该有人发现才是) ── Previous context

“Maybe it got stuck between rocks”

《御赐小仵作》 · 36:19 [警匪刑侦]
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