🗣️ 情景例句
Fast food is all bad for you.
快餐对你的健康没有好处。
How long is the ticket valid?
这车票有效期多久？
he said. But I don't have many friends, and I don't enjoy myself very much. I don't know why!
他说，“但是我没有很多朋友，我过得不很愉快。我不懂为什么！”