for有很多种用法: 1.表示“当作、作为”.如: I like some bread and milk for breakfast.我喜欢把面包和牛奶作为早餐. What will we have for supper?我们晚餐吃什么? 2.表示理由或原因,意为“因为、由于”.如: Thank you for helping me with my English.谢谢你帮我学习英语. Thank you for your last letter.谢谢你上次的来信. Thank you for teaching us so well.感谢你如此尽心地教我们. 3.表示动作的对象或接受者,意为“给……”、“对…… (而言)”.如: Let me pick it up for you.让我为你捡起来. Watching TV too much is bad for your health.看电视太多有害于你的健康. 4.表示时间、距离,意为“计、达”.如: I usually do the running for an hour in the morning.我早晨通常跑步一小时. We will stay there for two days.我们将在那里逗留两天. 5.表示去向、目的,意为“向、往、取、买”等.如: Let's go for a walk.我们出去散步吧. I came here for my schoolbag.我来这儿取书包. I paid twenty yuan for the dictionary.我花了20元买这本词典. 6.表示所属关系或用途,意为“为、适于……的”.如: It's time for school.到上学的时间了. Here is a letter for you.这儿有你的一封信. 7.表示“支持、赞成”.如: Are you for this plan or against it?你是支持还是反对这个计划? 8.用于一些固定搭配中.如: Who are you waiting for?你在等谁? For example,Mr Green is a kind teacher.比如,格林先生是一位心地善良的老师.
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