新概念入门第四册 40 PART B
[audio]http://sound.yywz123.com/tingbbs/xgnrm/xgnrmdsic/40b.mp3[/audio]If the water was moving with the wave, the ocean and everything on it would be racing in to the shore with obviously catastrophic results. (1)_______________________, then up into the wave, then forward with it and then – as the wave leaves the particles behind – back to its starting point again. From both maturity to death, a wave is subject to the same laws as any other ‘living’ thing. For a time it assumes a miraculous individuality that, in the end, is reabsorbed into the great ocean of life. The undulating waves of the open sea are generated by three natural causes: wind, earth movements of tremors, and the gravitational pull of the moon and the sun. (2)_______________________.
**** Hidden Message *****
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