🗣️ 情景例句
How fast can my mail be received?
我的信件多快会被收到？
False friends are worse than open enemies.
明枪易躲，暗箭难防。
By the way, I came into this classroom last Saturday morning, and it was not as clean as usual.
顺便提一句，上星期六上午我来到这个教室时