Question

英语句子成分分析 求助

第1句.The scientists concluded that green icebergs form when a two-layer block of shelf ice breaks away and capsizes (turns upside down), exposing the bubble-free shelf ice that was formed from seawater.
问题1.上句中exposing the bubble-free shelf ice that was formed from seawater.在句子中是什么成分。。是定语还是状语。。如果是定语主语是什么是a two-layer block of shelf ice还是green icebergs
第2句.Crystallized abilities generally continue to rise over our lifetime,while fluid abilities begin to decline much earlier,beginning perhaps at age 35 or 40.
问题2.上句中beginning perhaps at age 35 or 40..在句子中是什么成分。。是定语还是状语。。如果是定语主语是什么是Crystallized abilities还是fluid abilities
问题3，第二句中beginning perhaps at age 35 or 40和第一句中exposing the bubble-free shelf ice that was formed from seawater.在句子中的成分是否一样，如果不一样为什么不一样。

Answer 1

问题1. 状语 伴随状语， 表状态。

问题2 还是状语， 是修饰整个句子，时间状语，从什么阶段开始。

问题3. 如上解释。

追问

如果第二句的beginning perhaps at age 35 or 40.为状语从句的话。第二句话应该怎么翻译呢？

追答

大概的年龄是从35到40周岁