非谓语动词的句法功能：

We let the raft sail down the river. I don’t want to board a sinking ship. 3.It is hard to make him change his mind. 4.The first thing would be to decide where to go. 　 5.To start with, his name is an invention. 6.I have to find a way to save him. 7. Huck boraded the steamboat to see whether they could find anything useful. 8. He arrived there without a penny in his pocket only to find that there were no boats---

(宾补)

(宾语)

(主语)

(表语)

(插入语)

(定语)

(状语)

(状语)