Demonstrated
v. 举行示威游行（或集会）( demonstrate的过去式和过去分词 ); 示范。展示; 显示; 论证
✅ 同义词
🗣️ 情景例句
I certainly am. May I help you?
我是，我能帮您什么忙吗？
No. It only goes as far as Main Street, but you can get the Number 31 there.
不去，最远只到正街。不过你可以到那里再乘31路。
I can't promise anything.
我还不能作出任何承诺。