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问题 这里的并列为什么用形容词

Nevertheless, there exist three kinds of risks that could slow it down: regulatory, competitive and those that are intrinsic to its own model.老师这里的三个并列regulatory, competitive and those that are intrinsic to its own model.为什么前面两个要用形容词，是省略了risks吗...

问题 现在分词与过去分词同时修饰中心词的问题

We have leaped over that long period of time preceding death known as old age. 这个句子中现在分词短语preceding death (在死亡来临之前) 和过去分词短语known as old age (被称之为晚年)同时修饰中心词time，如果是并列关系为何不用and连接？

问题 请教句子结构(涉及同位语从句中的句子结构)

American archaeologist William Rathje developed a hypothesis that considered an explosion in long-distance exchange a fundamental cause of Mayan civilization in Mesoamerica. that后面的同位语从句中的句子结构不太理解，请求老师解答。

问题 When I was a lad his age中的his age是作为什么成分

When I was a lad his age I would laugh at the strangest things. 我是他那样的小毛孩时，莫明其妙地就会发笑。请教这句话中的【his age】是作为什么成分呢？ 

问题 are created equal 中 equal 是形容词作什么成分呢

Four score and seven years ago our fathers brought forth on this continent, a new nation, conceived in Liberty, and dedicated to the proposition that all men are created equal.Now we are engaged in a great civil war, testing whether that nation or any nation so conceived and so dedicated, can long e...

问题 without a position lined up 作什么成分

尊敬的老师：您好！请教一下。McGee says leaving without a position lined up gave him time to reflect on what kind of company he wanted to run.在上面那句话中，without a position lined up 作什么成分？

问题 此处的so引导的是目的状语从句吗

He's gonna be this broken shell of a man, so you should try not to look too terrific.请问此处的so引导的是目的状语从句吗so you should try not to look too terrific. 这个从句是虚拟语气吗谢谢老师解答

问题 请问此句为什么要用完成时

老师，请问 My parents wanted me to be a doctor，but I couldn't have put up with those years of study. 这个句子为什么要用完成时have put up with 是couldn't have down表示对过去的推测吗？没有上下文

问题 为什么those后直接跟动词surveyed

A web-based survey suggested that over 70% of those surveyed were interested in travelling to space,88% wanted to spacewalk.1. 为什么those 后直接跟了surveyed 这个动词？是省略掉了people之类的名词吗？2.88% 直接跟了want 中间省略了一部分名词对吗？是 those surve...

问题 分析：so do I / and so do I / if..., so do I

1. Marry feels very hot，so do I.2. I am 12 years old，and so is Marry.3. If he goes there，so will I.我的理解是：第一个句子是对等从句，所以so是连词。第二个句子and是连词，那so应该是副词。第三个句子是主从复合句，那so应该是副词。可是都是...

问题 I’d prefer that…与I’d prefer it if...有区别吗

...this afternoon. 我倒希望你不要今天下午来。 I’d prefer it if the bed were a little too long. 我倒希望这床稍大长一点。 这两句都是虚拟语气吧，但从句型上看，一个用的是 that 从句，一个用的是 if 从句，但用 if 从句时前面多了个 it。

问题 get sth doing与get sth did的区别

...nbsp;mornings, so I have to try _______ the radiatorwith some hot water.A.run; to fill     B.running; filling  C.running; to fill     D.ran; filling为什...

问题 at school与in school有区别吗

有下面两个句了：Both of my kids are still in school. 我的两个孩子都还在念书。They formed a band when they were still at school. 他们还在读书的时候就组建了一个乐队。好像 in school 和 at school 都表示“读书”“念书”，它们有区别吗？

问题 疑问句中的名词前加不加any的区别

Excuse me, I need to buy a pair of jeans. Do you sell jeans?请问：最后一句话， 为什么不能说 Do you sell  any jeans?

问题 Business contracts are written是被动语态吗，如果是，那么written

Business contracts are written legally enforceable documents that form an essential part of any business.