| 1 | Physics students in solving problems before the concept of the impact of research rare at. | |
| 2 | Of all the hundreds of professional music groups, very few can hit the big time. | |
| 3 | There are not much Chinese papers that may pioneer a subject or direction of importance. | |
| 4 | However, owing to the lack of historical materials, treatises on this field are rarely found. | |
| 5 | For it is a shallow theory that views history as the annals of a court, or the record of the lives of a few famous men. |
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