🗣️ 情景例句
Americans consider it extremely bad manners to be late.
美国人认为迟到是一种极不礼貌的做法。
That house is for sale. It has central heating.
此房出售，房子里有供暖设备。
This is because the surface of the earth is not flat but round.
因为地球表面不是平的，而是圆的。