1. The teacher took attendance at the beginning of every class.
   每次一上课老师都要点名。
2. He put in a spurt at the beginning of the eighth lap.
   他进入第八圈时便开始冲刺。
3. This huge triumphal arch was erected at the beginning of this century.
   这座巨大的凯旋门是本世纪初建造的。
4. The important events at the beginning of the century provided the backdrop for his novel.
   本世纪初的一些重大事件为他的小说提供了背景。
5. We are only at the beginning of the voyage,and have to learn an entirely new system of seamanship.
   我们刚刚踏上航程的第一步,还有一个全新的航海技术要学呢。
6. The most stable biradical rule,which was put forward at the beginning of the discovery of the P-B reaction,was used to explain its regioselectivity.
   在P-B反应发现之初,人们一直用“最稳定的双自由基规则”解释其区域选择性,这一规则对有些体系却不适用,近年来有人开始运用“自旋化学”理论来解释区域选择性。
7. As a freethinker, you love nothing more than to let your thoughts and imagination roam -- and at the beginning of this week, a discovery awaits.
   做为一个自由思想家，你比做任何事都喜欢的是让你自己的思绪和想像去漫游--在这周开始，一个探索在等待着你。
8. I was so eagre to convince others I was actually older than I looked, and i would always wear my mum's dark colour clothing at the beginning of my teaching career.
   除了看大量的书外，也拜了师父，更重要是接触大量的真假古董。东西看多了，便有了从量变到质变的飞跃。当然本人的天分和视觉记忆力还是出类拔萃的。

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