请教这个句子的结构!They believe the data support an idea current among marine biologists,that of the "shifting baseline" .他们相信目前的数据支持了当前海洋生物学家的想法,即“变化的基线”． 为什么用that of?

can you answer my question in English 请教这个句子的：结构?时态?句子成分? They all look fine这个句子是什么结构的句子形容词做的是宾语? they became close friends 的句子结构 请教我的肚子里有蛔虫的句子结构以及词性麻烦高人分析下句子结构关键：这个“里”词性是什么? what determined they to chage their minds?谁能帮我分析一下这个句子的结构? They work hard.这个主谓结构的句子中,hard作什么成份? who were they invented by?这个句子的结构是什么?by是怎么回事?急,谢谢帮助. 请教氯化铝的结构 what they find ,they can eat这个句子结构怎么划分啊?如题.谢谢 So they could have jobs a great distance from each other.分析这个句子的结构并翻译. the thought that they could cross the whole continent was exciting.分析这个句子的语法结构 请教这个句子的结构!They believe the data support an idea current among marine biologists,that of the shifting baseline .他们相信目前的数据支持了当前海洋生物学家的想法,即“变化的基线”． 为什么用that of? 英语翻译分析一下这个句子的结构并翻译 Never did they know there was a beautiful place nearby ,so away they went. 请教下这个句子的语法结构Rooney had no doubts as to where the winning goal belonged in the context of his career 请教这个建筑的屋顶是什么结构,如果是混合结构,那是哪些结构的混合 说明一下这个句子的结构!They asked me to go fishing with them.每个单词都作为句子的什么 分析一下这个英语句子的结构 Tom asked the candy makers i分析一下这个英语句子的结构Tom asked the candy makers if they could make the chocolate easier to break into small pieces. 请教这个句子的主干 they have all these trips down the rapidsThey have all these trips down the rapids这个句子的 down 来修饰什么?rapid 为什么要加s?