連詞for的用法

■for用作連詞，主要表示理由，用于引起的分句對前面的話進行解釋，常用逗號把它和前面的分句分開。如：

She was angry, for she didn’t know French. 她生氣了，因為她不懂法語。

He must be out, for there is no light in the room. 他準是出去了，因為屋里沒有燈。

He shook his head, for he thought differently. 他搖了搖頭，因為他有不同想法。

The days were short, for it was now December. 白天很短，因為這時已經是十二月。

We rarely stay in hotels, for we can’t afford it. 我們很少住旅館，因為我們住不起。

You needn’t have watered the flowers, for it is going to rain. 你本不必澆那些花，因為就要下雨了。

He took the food eagerly, for he has eaten nothing since dawn. 他狼吞虎咽地吃了起來，因為他從天亮就沒吃過東西。

He was busy packing, for he was leaving that night. 他那時正忙著打點行李，因為那天晚上他就要走了。

She does not go out in the winter, for she feels the cold a great deal. 她冬天不出門，因為他特別怕冷。

■for表示結果通常不能放句首，也不能單獨使用。