题目内容：

完成句子

1.我认为坐火车旅行更受欢迎。因为它便宜得多，而且更令人愉快。

I think ______ by train is more popular. Because it's much cheaper and far more ______．

2.我不明白他为什么对邀请这么感兴趣。

I couldn't understand why ______so interested in the ______.

3.雨下得很大，所以他昨天没有去上班。

It rained______，so he ______ go to work yesterday.

4.非常感谢你。但是我很抱歉明天不能来参加你的聚会。

Thank you very much．______ I'm so sorry that I can't come to ______ tomorrow.

5.可怕的地震过后，数百人无家可归。

After the terrible earthquake，______ people were ______．