在英语中,不作句子谓语,而具有除谓语外其他语法功能的动词,叫做非谓语动词.非谓语动词有动词不定式（the Infinitive）；动名词（the Gerund）；现在分词（the Present Participle）；过去分词（the Past Participle）.
I\'m glad to meet you.
很高兴见到你。
He seems to know a lot.
他似乎知道很多。
The boy pretended to be working hard.
那男孩假装在努力工作。
He seems to be reading in his room.
他好像在房间里看书。
