As the average age of the population increases, there are more and more
old people to care for.问：此句中 to care for为不定式作old people的后置定语成动宾关系，为什么不用不定式的被动语态：to be cared for?
...ed an even more robust defense of state privileges going back to the Alien and Sedition.问题1:请教曹老师，这个going back to在who 定语从句中作什么成分呢？是offered的目的状语还是原因状语呢？2、Today , the social sciences are largely focused on disciplinary problem...
...ing with it. This is the process of terraforming-adjusting Mars atmosphere and environment to make it more Earth-like. But the bigger question is, should we?One of the main issues is whether Mars has any native life or not and if it does, should it be preserved as much as possible? If the answer i...
It's taken decades and millions of health workers, traveling by foot, boat and any other way they hadto immunize children from polio. Health workers have even braved conflict to prevent a horribly crippling disease.1) It's taken 为什么要用完成时，我们通常是一般时It takes 或...
请问曹荣禄老师：句子：Well, my first impressions of England are connected with food — and strange to say, they are (impressions) of how an English breakfast beat me.（语法书中的例句）问题：1. 意思表达上，这个句子表达的中文意思是什么？前后是个什么...
1.Beijing has established numerous high-tech industrial parks and incubators aimed at promoting technologies.这里的分词短语aim at是做定语吗？我最开始认为的是high-tech industrial parks and incubators也可以发出aimed at这个动作，此处aimed at的作用就相当于谓语...
National Geographic Expeditions grew from this legacy as a way to invite others to explore and encounter the wonders of our world up close.可以帮忙分析一下句子结构吗？
题目如下：He traveled to many mountain villages and saw many poor children out of school. This experience _______ his life.A.would changeB.had changedC.was to changeD.was changing答案是C请教老师，这里 would change,was to change 和was changing的区别
...he shipping in East River from the depths of his chinchilla overcoat, andto lay in a supply of Chicago-made clothing at one of the Fulton street stores.书上将from the depths...中的from翻译为：穿着厚厚的毛丝鼠皮大衣...为什么这里的from可以表示穿着呢？翻遍词...
...mance having ended, we decided to go home.
2) The
performance had ended, and we decided to go home.
3) After the
performance had ended, we decided to go home.
4) After the
performance ended, we decided to go home.
请教曹老师及各位老师，1. 句（4）是否正确？ 2.这四个...
In the 30 years he’s been working to identify, preserve and study fossils in our national parks, that number has gone up to 265 of the 414 units of the National Park System – in part, thanks to his work.这句话好像没有从句，全是主句，而且还没有并列连接词。正确吗？请...
...I have made,every executive action I have taken,every bill I have proposed and signed,I've tried(就是这里)to give all Americans the tools and conditions to build the future of our dream.
这里的have tried，想一想好像有三种理解，1我曾经试图。2我刚刚试图。3根据这里...
...;s developer will no longer have access todata from people who haven't used thatapp in three months. 请问一下曹老师：in three months 这个介词短语是修饰从句还是主句的啊？我感觉 who 之后都是 people 的定语啊，但是有人说 in three months 是 app's d...