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问题 怎么理解这里的when及before从句？

网上一本小说的推介文章，老外写的： This story is originally from 2008, when I wasonly 14 and before I knew the importance of proper grammar. lol. 我的疑问：这句活语法正确吗？when 与 before 从句怎么理解？（有请李翔老师及其他老师）

问题 过去分词有时态意义吗(是如何反映时态的)

A scene of a public execution and another,where Katniss accidentally steps on a skull, raised the most eyebrows.结合分析一个句子中的过去分词使用（位置）。过去分词有时态意义吗，如何反映时态的？

问题 hit strike表示袭击时的区别

Two yeas ago, a terrible tsunami _____ most of the India Ocean are and parts of the Pacific Ocean.A.hit B. strike  答案为 hit，如果把strike 改为过去式struck ，答案可以选strike 么？谢谢

问题 请教语法问题(涉及句子成分的分析)

However, when drought conditions returned, that gamble left them with a population double what the floodplain could support, and Mimbres society collapsed sddenly under the stress.这句话中 what the floodplain could support 是什么从句？under the stress 是什么状语？方式状语吗？

问题 宾语后的不定式是定语还是状语？

In 2012, her husband, James, had a stem cell transplant to restore his bone marrow and renew his blood.请问老师，to restore是transplant的定语还是句子的状语，划分的依据是什么？谢谢老师的回答。

问题 系动词后面的介词of是什么意思

The fossil Funk uncovered was of a new species of nodosaur (armored dinosaur) and was the best-preserved armored dinosaur ever found, scientists say.请问老师，上文中的红色of是什么用法，去掉可以吗？感谢老师的回答。

问题 the American scene 是什么意思

The issue of women's rights has been part of the American scene since the end of the 19th century, and it still is today.1. the American scene是什么意思?2. 这里的 rights 后面为什么跟的是 has，不是 have？

问题 英语句子结构分析

...xperiment, nearly 30 years age, involved memory: training a person to hear and then repeat a random series of numbers.【参考译文：差不多30年前，他的第一个实验与记忆力直接相关，即训练一个人听一系列随机的数字，然后再重复这一系列随机的数字。】...

问题 请帮忙翻译句子(was convinced that...)

Darwin was convinced that the loss of these tastes was not only a loss of happiness,but might possibly be injurious to the intellect,and more probably to the moral character.请老师帮忙翻译并分析此句，谢谢！

问题 新概念3 Lesson 13句子问题

She had told him to come straight in if ever she failed to open the door and to leavethe bread on the kitchen table.这句话里的to come straight in怎么理解？if ever以及后面的句子是怎么和前面的句子连接在一起的?

问题 使用 adapt...to...结构的难句翻译

Adapting that distinctive and powerful adjective to such unexceptional uses is like resorting to a pistol to dispatch a mosquito.请专家老师翻译一下这个句子，尤其是使用 adapt...to...结构的翻译如何处理？谢谢！

问题 独立主格中过去分词是否表被动的判断

The boy said，turning to the man, his eyes opened wide, and his right hand raised.你好，his 后面部分是做独立主格吗? opened 和 raised 是表被动吗，如果是，为什么表被动呢？眼睛睁得大，为什么不是主动?

问题 倍数的理解（down over three fold）

Technology and infrastructure expansion have led to bandwidth prices at record lows too, down over three-fold in the past five years. 请问这句话中,如果原价是100，现在是多少钱？

问题 动名词复合结构判断

...now about the slick world of e-commerce being dreamed up in Silicon Valley and Seattle? 1.请问这里的being dreamed up是the slick world of e-commerce的定语吗？还是about 的宾语呀？ 2.这里的know是及物还是不及物动词？

问题 为什么此句that从句无连接词？

he came home 2 hours later than usual, that is about 9 o'clock.请问老师，后面that is about... 为什么前面没连接词and，也没链接副词，感觉很突兀，别扭。如何理解？that 从句做什么成分？