①若△ABC经过平移后得到△A₁B₁C₁，已知点C₁的坐标为（4，0），画出图形并直接写出顶点A₁，B₁的坐标；

②将△ABC绕着点O按逆时针方向旋转90°得到A₃B₃C₃，请直接写出点A所经过的路径长．

选择恰当的成语，将正确选项的字母填在横线上。

我父亲诞生于1896年，那是中华民族陷于          的时代。他一生都喜欢这首歌曲。（   ）

在下列各句的空格内填上一个适当的完整的单词，该词的首字母已给出。
1. Tony is really p____. He keeps waiting outside the house for almost three hours.
2. The f____  stood on the board, laughing happily, because they caught lots of fish this time.
3. When I heard of my grandma's d____, I couldn't help crying.
4.Parents hope their children can do best in the class, so they usually e____  too much of their children.
5. There is nothing in the box. It's e____