请帮忙将下列句子改写成非谓语从句.
问题描述：
请帮忙将下列句子改写成非谓语从句.
1Whenever it is possible,they should be typed.
2when one is in rome,do as the romans do.
3send the goods now,if they are ready.
4if it is necessary,ring me at home.
5he glanced about as if he was in searchof something.
答
1.Whenever possible, they should be typed.
2.When in Rome, do as the Romans do.
3.Send the goods now, if ready.
4.If necessary, ring me at home.
5.He glanced about as if in search of something.