二．把下列--ing分词做状语转换成从句
1.Turning to the left,you will find the path leading to the site.
2.Seeing nobody at home,she decided to leave them a note.
3.When crossing the road,please be careful.
4.Not knowing her address,we couldn’t get in touch with her.
5.The children ran out of the room,laughing and talking merrily.