大学英语：The stars which we see glittering

　　1.The stars which we see glittering in the sky on a dark and cloudless night are almost certainly the suns of other solar systems more or less like our own， but they are so far away in space that it is unlikely that we shall ever get to know very much about them.

　　which 引导定语从句

　　so… that…结果状语从句中it为形式主语

　　2.The earth is， however， very different from the moon， which the American astronauts have found to be without life or vegetation， whereas our earth is very much alive in every respect.

　　which引导非限定性定语从句，修饰the moon

　　vegetation 植物

　　whereas = while 然而

　　alive意为“有活力的”，在句中作表语。类似的形容词还有afraid， alone， alike， asleep， awake， aware等

　　in every respect 在每一个方面