【—表原因关系的】表示原因时我们通常会用到 for和so, therefore，那么下面老师就为大家带来关于表示原因的具体介绍，供学生们学习参考。

　　初中英语语法大全：表原因关系

　　1) for

　　判断改错：

　　(错) For he is ill, he is absent today.

　　(对) He is absent today, for he is ill.

　　for是并列连词，不能置于含两个并列分句的句子的句首，只能将其放在两个分句中间。

　　2) so, therefore

　　He hurt his leg, so he couldn't play in the game.

　　注意：

　　a. 两个并列连词不能连用，但therefore, then, yet.可以和并列连词连用。

　　You can watch TV, and or you can go to bed.

　　He hurt his leg, and so / and therefore he couldn't play in the game.

　　b. although… yet…，但although不与 but连用。

　　(错)　Although he was weak, but he tried his best to do the work..

　　(对)　Although he was weak, yet he tried his best to do the work.

　　上述对于表示原因关系的介绍，希望同学们要好好的看看哦！在中考时也是经常考的。

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