Can I speak to Mark, please?

　　請問我可以和馬克說話嗎？

　　Could I speak to Linda?

　　我可以和琳達(dá)說話嗎？

　　Could I speak to someone else, perhaps?

　　可以換一個人說話嗎？

　　Do not speak to him.

　　不要和他說話。