问题 the first time 后面为什么不用when?

That was the first time I laid eyes on Edward Cole.I laid eyes on Edward Cole.这个句子是定语从句吗？为什么它不用关系代词when连接呢？如果是用that连接作（省略了），那that应该是作宾语吧？那它的位置放那里？

问题 in which 在这个定语从句中指代什么？

But the researchers discovered that the wood tiger moth is the first species known in which the different fluids from the different parts of the moths' body each target a different type of predator.感觉这个地方如果 which指代的是species,那么 in which具...

问题 all in excited detail 怎么理解

But my diary is good on nature: the first time I saw a fox in the garden in 1986, the first time I saw a fox in the street, the first time I saw fox cubs in the garden, all in excited detail.all in excited detail 这里是不是省略了什么？怎么理解，翻译呢？

问题 句子语法成分

Most of the time there have been what might be termed long worms as the market moved sideways, such that the CSI 300 index, has averaged the same level over the past five years. 请教老师，这里的as和such that是什么从句？as理解为伴随还是原因状语从句？

话题 名词性短语The first human moon landing

话题 the state capital in Lansing中的in

问题 during three days与during the t

有这样一组正误句子： 误：He stayed with his family during three days. 正：He stayed with his family during the three days. 正句与误句的区别就是一个冠词，为什么 during the three days 是对的，而 during three days 就是错的呢？

问题 turn off  the electricity还是shut

有道单选题就考的 turn off 与 shut off。考的搭配是 shut off the electricity。但为什么选 turn off 是错的呢？请老师讲解一下 turn off 与 shut off 的区别！谢谢！

问题 She suffered no ill effects from the experience分析

请专家帮我分析一下此句，谢谢！She suffered no ill effects from the experience.【这次经历没有使她受到不良影响。】

问题 the first to do sth中不定式的时间意义

He was the first to arrive.请问句中的不定式是表示什么时间意义?现在？过去？将来？先于主句还是晚于主句？

问题 直接引语与间接引语的问题

...子指的是said的时候吗？或者说是引述动词发生的时候？The reporter said,“The war in the Middle East is still on .”The reported said the war in the Middle East is still on.

问题 分析：a summer where the sun never sets

分析：a summer where the sun never sets这是高中英语新教材人教版选修一第 3 单元课文中的一个小标题。请问这里为什么在时间名词 summer 后面用 where 而不用 when 啊？

问题 修饰the speed的定语从句

这个句子是不是有问题呀？1.从句是完整的不应该用which应该用at which，是吗？2.张华学习新词汇非常快的速度，very fast应该删掉，是吗？

问题 句子为什么没有动词

句子分析：The selection is unrivalled and the prices high, although the sales offer some great bargains, and the store's own clothing line is reasonable.此句中，the prices high 为什么没有动词？

问题 an official at the Ministry of Defence中的介词可以用from吗

This was later confirmed by a naval official at the Ministry of Defence after the Elkor had returned home.我在陈述这句的时候将 at 说成了 from，请问此处能将 at 换成 from 吗，如果能，有什么区别？