All the dates given in that book follow the old calendar 那本书所载入的日期沿用旧历(法) 。
2.
The old calendars are a link with the past 旧日历是连接过去的链环。
3.
Today we used these old calendars to make these beautiful barbolas . pay attention to the trash . who can tell me which trash can be recycled 今天，我们知道了旧挂历原来也可以做成这么漂亮的剪贴画，我们千万不要小瞧了生活中的废弃品，你还知道哪些废品可以再利用呢？
