写出下列句中画线部分的中文意思。1. Nancy plays the piano from Monday to Saturday.( )
2. It's from my uncle.( )
3. There's a letter for me. ( )
4. The boy jumps and runs on the bus. ( )1. 从星期一到星期六2. 我舅舅给的3. 给我的信 4. 跳跳跑跑