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(duì)前面的話(huà)進(jìn)行解釋?zhuān)�常用逗�?hào)把它和前面的分句分開(kāi)。如：

She was angry, for she didn’t know French. 她生氣了，因?yàn)樗�不懂法語(yǔ)。

He must be out, for there is no light in the room. 他準(zhǔn)是出去了，因?yàn)槲堇餂](méi)有燈。

He shook his head, for he thought differently. 他搖了搖頭，因?yàn)樗�有不同想法�?/SPAN>

The days were short, for it was now December. 白天很短，因?yàn)檫@時(shí)已經(jīng)是十二月。

We rarely stay in hotels, for we can’t afford it. 我們很少住旅館，因?yàn)槲覀冏〔黄稹?/SPAN>

You needn’t have watered the flowers, for it is going to rain. 你本不必澆那些花，因?yàn)榫鸵�下雨了�?/SPAN>

He took the food eagerly, for he has eaten nothing since dawn. 他狼吞虎咽地吃了起來(lái)，因?yàn)樗麖奶炝辆蜎](méi)吃過(guò)東西。

He was busy packing, for he was leaving that night. 他那時(shí)正忙著打點(diǎn)行李，因?yàn)槟翘焱砩纤�就要走了�?/SPAN>

She does not go out in the winter, for she feels the cold a great deal. 她冬天不出門(mén)，因?yàn)樗�特別怕冷。

■for表示結(jié)果通常不能放句首，也不能單獨(dú)使用。