because的用法(最新整理)

1、外教一对一because 的用法1. because 表示的是必然的因果关系，语气最强，通常放在主句之后，若需强调则放在主句之前2. 通常用来回答 why 提出的问题。如：a：why cant you do it now?你为什么不现在就做呢?b：because im too busy. 因为我太忙。3. 可引导从句作表语。如：it is because he is foolish. 那是因为他太蠢了。4. 可用于强调句。如：it is because he is honest that we likehim. 是因为他诚实我们才喜欢他。5.

2、notbecause这一结构中的 not 有时否定主句，有时否定从句，一般要根据句子的意思作出正确或合乎逻辑的理解。若 not 否定主句，最好在 because 之前用逗号，否则会引起歧义，如下句在没有特定上下文时就有两种解释。如：i didnt go because i was afraid.(1) 我没有去是因为怕。(2) 我不是因为怕才去。不过若 because 之前有 just 修饰，一般认为 not 是否定从句而不是主句。如：you shouldnt get angry just because some people speakill of you. 你不要因为有人说你坏话而生气。

3、he was not readyto believe something just because aristotle said so. 他并不只是因为亚里士多德说过如何如何，就轻易相信它。6. 表示“的原因是因为”这一意义时，一般要用下面这样的句型。如：the reason why he cant come is that he is tired. 他不能来是因为他累了。在这一结构中尽管不少人认为可将 that 改用 because, 但也有不少人反对这一用法，学生宜慎用。7. 汉语习惯上说“因为所以”，但在英语里却不能将 so 与 because 连用。如：因为下雨，所以我们呆在家里。正：

4、because it was raining, we stayed at home.文章来源：正：it was raining, so we stayed at home.误：because it was raining, so we stayed at home.8. 用于 because of, 意为“因为”，用法注意：(1) 是复合介词，其后可接名词、代词、动名词以及由关系代词型的 what 所引导的从句等。如：he couldnt come because of illness. 他因病不能来。i said nothing about it, be

5、cause of his wifesbeing there. 因为他妻子在那儿，我对此事只字未提。he knew shewas crying because of what he had said. 他知道她哭是因为他说的话。注意：because of 不能直接引导从句或后接 that 引导的从句。如：他不能来是因为他病了。正：he cant come because he is ill.正：he cant come because of his illness.误：he cant come because of he is ill.误：he cant come because of that

6、 he is ill.(2) because of 一般引导状语，不引导表语 (引导表语时可用 dueto)。如：正：his absence is due to the rain. 他因雨未来。误：his absence is because of the rain.但是若主语是代词 (不是名词)，because of 引出的短语则可用作表语。如：it is just because of money. 那只是因为钱的原因。9. 关于 because, since, as, for 的用法区别(1) . because 可用来回答 why 提出的问题;可以引导表语从句;可用于强调句等，而其余三

7、者则不行。(2) because 表示的是必然的因果关系，语气最强，通常放在主句之后，若需强调则放在主句之前;since, as 所表示的原因是人们已知的，是对已知事实提供理由，而不表示直接原因。它们引导的从句通常放在主句之前，有时也放在主句之后。如：as he wasnt ready in time, wewent without him. 因他未及时准备好，我们没等他就先走了。since we have no money, its no good thinking about a holiday. 既然我们没有钱，考虑度假有什么用。至于 for, 它是并列连词 (其余三者为从属连词)，它有

8、时可表示因果关系 (通常要放在主句之后，且可与 because 换用);有时不表示因果关系，而是对前面分句内容的解释或推断 (也要放在主句之后，但不能与 because 换用)。试比较。the ground is wet, for (=because) it rained last night. 地面是湿的，因为昨晚下过雨。it must have rained last night, for the ground is wetthis morning. 昨晚一定下过雨，你看今天早上地面是湿的。“”“”at the end, xiao bian gives you a passage. min

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