Electiveness
选修制
🗣️ 情景例句
You really like Michelle, don't you?
你的确很喜欢Michelle， 是吗？
There is nothing worse than apathy.
哀莫大于心死。
Can you come at 10 a.m.on Monday, April 24th?
您在4月24日星期一上午10点钟来行吗？