不是…了吗
[主语/条件] + 不是 + [动词/短语] + 了吗
Core sentence pattern in modern spoken Mandarin.
[Authentic Cinema Evidence Base]
(2 clips)
00:02
00:03
(要是对方有武器怎么办 要是对方有武) ── Previous context
“I thought you have called the police! I came as soon as I heard the broadcast. How could I do that?”
📐 不是...吗
→Nuance: 句式与交际意图高度一致
📐 不是...了吗
→Nuance: 句式与交际意图高度一致
📐 怎么...来
→Nuance: 核心疑问意图完全一致可互换
📐 怎么这么...
→Nuance: 核心疑问意图完全一致可互换
📐 怎么...来了
→Nuance: 核心疑问意图完全一致可互换
📐 就...
→Nuance: 核心疑问意图完全一致可互换
📐 ...
→Nuance: 核心疑问意图完全一致可互换
📐 ...了
→Nuance: 核心疑问意图完全一致可互换
📐 快...了
→Nuance: 核心疑问意图完全一致可互换
📐 这么快就...
→Nuance: 核心疑问意图完全一致可互换