例句：
可用于向某人提供某物或邀請(qǐng)某人做某事。
You use "Can I", "Could I", and "Shall I" when you offer to help someone.
這一問(wèn)題詢問(wèn)一個(gè)原因，由于目的提供了第一位的答案，因此它是第一因，而其名副其實(shí)也一目了然，因?yàn)槿绻覀儐?wèn)：某物為何產(chǎn)生了一個(gè)結(jié)果？
Which question calls for a cause. Now since the end provides the first answer, it will be the first cause. That it really does so is evident, for if we ask: Why does something produce an effect?