Linking verb
n. 连系动词（如be, seem, become）
🧩 词语组成解析
[计] 连接, 链接
🗣️ 情景例句
Is that all?
就这些吗？
I'm afraid I can't.
恐怕我不行。
I wish I had never met you.
我真后悔这辈子遇到你！