问题 这个句子语法上有问题吗

Slightly changing in lifestyle can make a huge difference and reduce the impact of our daily activities to environment.

问题 英语中逗号用法问题

I quickly lower myself, ducking my head to avoid his eyes so he doesn't feel challenged. 这是原句我的疑问是这句话中的ducking可以换成duck吗？意思就是英语中逗号是不是有等于“and”的功能？

问题 对不定式进行提问能用疑问代词what吗

...ess is the best way to put what students have learned into practice,  and makes them know better what the society requires them. 这里用的是what the society requires them，但require并没有双宾语的用法，请问这里的what 指代的是to do sth 吗？

问题 fax them over the payroll office 中over的用法

But you will need to fill out those forms and then I will fax them over the payroll office.请问老师，这里的over的用法是什么？ 我的理解是：这里的over是介词to的意思吧，但是词典中没有找到相关释义

问题 请教老师intervening century 的理解

...red to periods from the intervening century through surreal juxtapositions and magical fantasies. 请教老师：referred to periods from the intervening century的理解，读到这一句，怎么也想不明白。我的理解是：the intervening centrury是 periods的定语，我主要想问...

问题 in this day and age为什么为介词in呢

Why dress so formally in this day and age? 名词 day 前面为什么用介词 in 而不是 on 呢?

问题 and one look at him如何进行语法分析

A mischievous grin spread over his bronzed face, and one look at him, without those glasses, showed that the uniform was a disguise, that this was no sedentary bureaucrat but an out-of-doors man of action.

话题 it has been mostly sharks and seals.

话题 a red one and a green one.

问题 fifteen hundred与one thousand and five hundred

Aristotle’s scientific theories dominated Western thought for fifteen hundred years. 亚里士多德的科学理论统治西方思想长达1500年之久。上面的句子摘自柯林斯词典，请问句中为什么用 fifteen hundred，而不用 one thousand and five hundred？

问题 几道高中语法选择题

...后置定语我觉得有些牵强4.The farmers had the machine___all day and all night at this time every year.A.run B.ran C.to run  D.running 选D  可A 呢？  老师给的搭配是have sb do和have sth doing  我觉得有些牵强.  求老师分析 谢谢！！！

问题 单词不算难但句子结构复杂(请老师指导细划分句子成分)

...smartphone presents just as much danger to motorists as someone jaywalking and should be held, at minimum, to the same penalty.本句单词感觉不算难，但是句子结构复杂，烦请老师帮忙细划分解释一下句子成分。先谢谢了!

问题 介词后跟that引导的宾语从句

...，比如我自己写了个句子，I owe my success to it that my teacher and classmates  give me so much help. 请问这句话是否正确，请各位老师指点，谢谢！

问题 as…as中第二个as的作用

...l development has as great an impact on so many aspects of social,economic,and cultural development as the growth of electronics.2.Americans tend to think from small to large. Let us take as simple an example as the addressing of envelopes.通常讲第二个as是连词，但是这里为什么都接...

问题 I should think...为什么要加情态动词

... going to rain soon. 我想可能马上要下雨了。I should think Sarah and Greg will be going to the party. 我觉得萨拉和格雷格会来参加聚会。We'll need about 20 chairs, I should think. 我看我们需要大约 20 把椅子。