问一个英语 Pakicetus was found embedded in rocks formed from river deposits that were 52 million years old.formed from river deposits that were 52 million years old.这句是修饰Pakicetu的还是rock的?为什么?

问一个英语 Pakicetus was found embedded in rocks formed from river deposits that were 52 million years old.formed from river deposits that were 52 million years old.这句是修饰Pakicetu的还是rock的?为什么? 托福阅读指代提求解however,show experts that Pakicetus is a transitional form between a group of extinct flesh-eating mammals,the mesonychids,and cetaceans.It has been suggested that Pakicetus fed on fish in shallow water and was not yet adap 问一个英语问题the yuong man was found______(live)after being missing for several day 英语 昨天买了一个礼物 今天有人问它是什么 用what is it?还是what was it? 我有一个英语句子搞不懂,Her family was Jewish.她一家人都是犹太人.问:为什么要用was ,不用were 一家人不是应该用复数吗? 当问什么英语时,应回答It was great 菜鸟问英语高手一个问题·····smash 是及物动词.为什么新概念英语49课有一句：Although the bed was smashed to pieces.the man was miraculously unhurt.为什么smash 要跟TO? 一个英语倒装句的语序问题Among those credited with making electric washing machines was A(人名)问下顺序语序怎么说?并翻译 问一个英语句子考得是什么语法结构?HE was pronounced dead,marking a tragic end为啥用进行时态marking?是什么语法? 问英语感叹句型题?（how） different life today is（from）it was 30 years ago 第一个空为啥不是what? 问一个英语问题..I l__school lunch 问一个英语词组let out 问一个问题的英语怎么写 问一个网球拍用英语怎么说 求一个英语填空,the p____ for murder was death . 我在一个网页上看到这么说的,英语有16种时态,如现在进行时.我问的是 英语16种时态 单词用法 ,比如说am,过去式was,可以说,I was doctor.我曾经是医生（不知道是不是这么讲的,虽然我学英语1年, 问一个英语问题：下降的英语短语是? 问新概念英语一篇课文关于the的一个小问题After breakfast,I sent the children to school and then I went to the shops.It was still early when I returned home.The children were at school,my husband was at work and the house was quiet.So