Many ancient cultures built observatories from which to carry out celestial observations.许多古代文明都有建造天文台观测天象。from which 在这里当什么词性? 若拿到这两个字，对句意有影响吗?Thanks a lot.
Keep in mind that forgiveness does not necessarily mean __________ the action of the person who has
offended you. A. to accept B. to have accepted C. accepting D. having accepted 这题选择 C，为什么D选项不可以，是为了避免重复吗？
Parenting education plays a vital role in the development of a child into a more stable psychological and physiological aptitude that can contend with their environments.是...
“Bohemian Rhapsody" had never been as big of a hit in the United States.解析说省略了as in the UK比较的是地方的话那么去掉as as结构比较的部分是big of a hit，比较的是big的程度吗？这里这个结构请老师分析一下
There is no magic bullet to remedy a
problem as deep-rooted as America’s inequality.问题1 这里是as...as
结构的后置吗？问题2 如果是后置，可否把语句改写为
there is no magic bullet to remedy as deep-rooted a problem as America’s
inequality.问题3 原句如何翻译？
...s. The staff is friendly and helpful, providing you with a map of the
city when you arrive, and offering advice if you require some. However, you
need to pay 2 euros a day for Wi-Fi. 【翻译】艺术家酒店和旅馆距离市中心火车站仅10分钟的路程，且靠近城市所有的主要景...
His clothes，though old and worn, looked clean and of good quality. 他的衣服虽然很旧，但看上干干净净，质地很好。 这一句中，主句的谓语动词looked，为什么加ed？是过去分词吗？如果说表被动的话，不是成为一个独立的句子？还是说是过去...
求解这句句子的句子成分，as的用法和分号的作用。What they offered was classic French-restaurant cuisine, short menus cooked fresh à la minute（法语“非常快”）; not, as was the custom even in high-class British restaurants then, dishes reheated from frozen or cooke...