动词不定式做目的状语。翻译成英语

"To-infinitive" can function as a purpose adverbial to express the purpose or intention of an action. It is usually formed by adding "to" followed by the base form of a verb. Here are some examples:

1. 他去商店买一些食品杂货。- He went to the store to buy some groceries.
2. 她努力学习以便通过考试。- She studies hard to pass the exam.
3. 他们去意大利旅行以体验文化。- They traveled to Italy to experience the culture.
4. 我们经常锻炼身体以保持健康。- We exercise regularly to stay healthy.

In these examples, the infinitive phrases "to buy some groceries," "to pass the exam," "to experience the culture," and "to stay healthy" indicate the purpose or intention of the subject in performing the respective actions.