🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 征募, 服役期限
🗣️ 情景例句
I want to. I haven't paid for your dinner for a long time.
我要做。我好久没帮你付吃饭的钱了。
I'll call the roll before class.
课前我要点名。
Oh! Is that a ball? Aren't all balls round?
噢，那是个球吗？难道所有的球不都是圆的吗？