🧩 词语组成解析
is
[ɪz]
vt.& vi. 是（be的三单形式;
n. 存在;
🗣️ 情景例句
I'll set up an appointment with the marketing people.
我会与行销部的人安排一次会谈。
How come?
怎么会这样？
I cannot express how glad I am to hear from him.
我无法表达我接到他的信时有多高兴。