🗣️ 情景例句
Didn't we go to school together?
我们以前在一起上过学吗？
He hasn't answered my letter yet.
他还没有给我回信。
But having satisfied the requirements of practical necessity, most people go no further.
但是，大部分人在满足了实际需要后，就不再继续发展这种能力了。