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mars is not,it seems,the dry old planet we once believed it

来源:学生作业帮 编辑:作业帮 分类:综合作业 时间:2024/04/30 07:33:36
mars is not,it seems,the dry old planet we once believed it to be.
为什么believe后面要用it to be?我选it错了.
it seems 是插入语 似乎是
主干是:mars is not the dry old planet .火星不是一个干涸古老的星球
we once believed it to be 作补语修饰紧邻的“planet" .
即we once believed the planet to be dry and old.
如果只接” it ',则句不成句,
结构清楚了,