依次填入下面一段文字横线处的语句，衔接最恰当的一组是法国思想家帕斯卡尔有一句名言：“人是一支有思想的芦苇。”他的意思是说， ， 。可是，即使如此， ，因为 。我们当然不能也不该否认肉身生活的必要，但是，人的高贵却在于他有灵魂生活。作为肉身的人， 。惟有作为灵魂的人，由于内心世界的巨大差异，人才分出了高贵和平庸，乃至高贵和卑鄙。①人并无高低贵贱之分 ②人的生命像芦苇一样脆弱③人依然比宇宙间任何东西高贵得多 ④人有一颗能思想的灵魂⑤宇宙间任何东西都能致人于死地

This history book is of great value.—Exactly. However, can be enjoyed from it you have a deep understanding of it.

Doris’ success lies in the fact _______she is co-operative and eager to learn from others.

The graduating students are busy _______material for their reports.

Mum went on ________ the housework after she helped me with my homework.