...es in each industry owning their markets and having unfettered opportunity to do and charge whatever they like.请问：(1) 修饰语owning their markets与having unfettered opportunity是否均可认为相当于定语从句？若是定语从句的话，那么其先行词是companies还是industry...
...sp; the center of our planetary system was a difficult concept to grasp in the Middle Ages.A.It is the sun and not the earthB.Being the sun and not the earthC.The sun and not the earthD.That the sun and not the earth疑惑：这道题上课的时候，老师偏向于选择选B。但是...
...个句子，全句为“The meals ship in pre-portioned baggies according to the dog's nutritional needs.”其中文解释为“根据狗狗的营养需求，这些食物装在预先分配好的小包里运送。”我的问题是：ship 一词为什么不用被动语态 be shipped 而用了原...
a great deal, a lot 这两个词都可以作副词和名词，意思一样，它们有区别吗?作副词：She’s feeling a lot better now.The boy knows a lot about history.Now the old man is a great deal better.作名词：Thanks a lot She seemed to have suffered a great deal.
...级词汇(星火英语)》时发现一处不理解的地方，Maybe an automatic recorder would be placed when food is removed from a refrigerator。这里的recorder似乎改为order合适，而place an order 正为下订单之意。原文如下：Food might not be purchased from a grocer...
...h century on, as Manchus living in China were assimilated into their environment while the Manchu homeland directly adjoining China was opened up to all kinds of influences.(句子来源：quora)疑问：1. that of the Qing dynasty and the wider Manc...
...sexist labor market in the United States and we should use whatever policy tools thatwe have in order to correct that problem. But not everyone agrees.麻烦老师讲解一下这句中的whatever用法，可否看作形容词修饰policy tools ？这里可以和what换用吗？
...midt , the nation's cyber-czar , offered the
federal government a proposal to make the Web a safer place——a voluntary
trusted identity system that would be the high-tech equivalent of a physical
key , a fingerprint and a photo ID card , all rolled into one.问题2: 请教曹老师，过去分词...
...mathematics. 他的数学(知识)很好。
He has a wide knowledge of history. 他有广泛的历史知识。
It is necessary to have a good knowledge of the essentials of English grammar. 了解英语语法的一些要素是必要的。
2. 我的疑问不包括 have some good knowledge of sth...
This jumping to our children's defence is part of what fuels the "walking on eggshells" feeling that surrounds our dealing with other people's children.