1.In history, the Silk Road included many routes that connected east and south Asia to Mediterranean Europe, so named because the largest goods traded down the route were Chinese silk.问题1：这里我们老师把so分析为并列连词，so连接的句子被省略的只剩下了named because......
To begin with,it is important to remeber some sentence structures, which can enrich your vocabulary and expressions.这个句子的 vocabulary 为什么不用复数? 它是可数名词? 丰富你的词汇不应该是复数吗?
In the world of capuchins, grapes are luxury goods（and much preferable to cucumbers）So when one monkey was handed a grape in exchange for her token, the second was reluctant to hand hers over for a mere piece of cucumber.（英语一：2005阅读 text 1）请问over做什么词性和句子成分...
...cretary Xi Jinping novel coronavirus pneumonia prevention and control work to make a series of important instructions, for our win the prevention and control of the war of resistance against disease provides a fundamental guide to follow and action. 这句话怎么改？最大限度保留原意...
The past four decades and more saw China open itself ever wider to the world and fully honor its commitments.这里又是“无生命主语”修辞格用了saw,好吧！可是后面宾语从句却用了一般现在时，难到China open itself ever wider to the world and fully honor its commitments...
All tests require a
potential candidate with whom to compare DNA.老师们好，想咨询一下老师，这里的 whom to compare DNA是什么定语从句的什么语法，我的书上只写到了这是定语从句的一种简略形式，不是很懂，特此请教！！谢谢老师！！
原句：Some chicken breeders and poultry groups say the
coronavirus pandemic has led more people in the United States to start raising
their own chickens.老师们，对于这里：has led.......to start raising their own chickens是什么结构，其中又有什么语法在里面?
For the moment,Frank got a funny look on his face,and the tears began to well up in his eyes."It wasn't long after that when my Dad went to sea and never came back."句中的when引导时间状语从句，和前面的it是什么关系？
...ith the sun and resulting shadow forms also use stark hunks of
rough-hewn stone，taking us back to
those pointers of old，or employ
reflective materials like glass.请问这句话中的
those pointers of old，是什么意思呢?（Clever
designs）taking us back to
....“这些巧妙的设计带...
Opera is expensive: that much is inevitableBut expensive things are inevitably the province of the rich unless we
abdicate society's power of choice.We can choose to make opera and other expensive forms of
culture,accessible to those who cannot individually pay for it.
Generally, the word “positive” is associated with someone who strive to
move forward against an unfavorable situation. Nevertheless, this association
may become untenable when optimism is overl stretched to the point of
self-ignorance. That’s when it backfires.请问老师that是指代上文...