沪江小Q / 全部问题 / 考试英语 /

THE old moon in the new moon,s arms" is nothing bu that part of the moon,s surface on which it is night ,lighted up by earth light.
on which it is night 是什么结构啊。定语从句？
lighted up by earth light又是什么句子？被动？
中间为什么有逗号。
谁能分析下啊