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上次我们学习了不带to的不定式,现在来学学动词不定式的常用形式:to do。1.表示某种目的或动作,相当于in order to或so as to。例如:She came to finish her work.她来做完她的工作。I am calling to ask you about my dad.我打电话来问问我爸爸的事。2.作句子主语。例如:To see is to believe.眼见为实。To visit the Grand Canyon is my life-long dream.去科罗拉多大峡谷旅行是我毕生的梦想。3.用于名词或代词之后,表示某物用来做什么或将被用于什么。例如:
The last time we studied infinitives without to, let’s learn the common form of infinitive: to do. 1. Indicates a purpose or action, equivalent to in order to or so as to. For example: She came to finish her work. I am calling to ask you about my dad. I called to ask my dad’s story. 2. as a sentence subject. For example: To see is to believe. Seeing is believing. To visit the Grand Canyon is my life-long dream. Traveling to the Grand Canyon is my lifelong dream. 3. Used after a noun or pronoun to mean something used to do or to be used. E.g: