根据句意及所给中文提示或首字母提示，写出句中所缺单词。

根据句意及所给中文提示或首字母提示，写出句中所缺单词。
小题1:We know a lot about that great ____________ (宫殿).
小题2:We all know that Beijing is the c____________ of China.
小题3:I’m going to be an ____________ (艺术家) in the future.
小题4:My home is about fifteen ____________ (英里) form my school.
小题5:John’s grandfather is old, but he still wants to learn some ____________ (技能).