The question of Biden's political future is now front-and-center for Democrats with most midterm election races called请问粗体字修饰谁，做什么成分？是过去分词called 的独立主格，作状语补充说明主句动作吗？独立主格的逻辑主语是races，called表被动，...
Today's arithmetic lesson is on the addition of proper fractions. Please insert yesterday's homework in the proper slot."on是比较正的学术类的关于，the addition of proper fractions是真分数的加法的意思吗？proper还有这个用法呢吗？
Each day is a holiday, and ordinary holidays, when they come, are
grudged as enforced interruptions in an
absorbing vocation.这是新概念4 lesson46中的句子。句中的加粗部分是as引导的省略主语的原因状语从句，还是介词短语？我觉得应该是原因状语从句。还...
Professor Kuzawa is a biological anthropologist. He and other researchers used information from a long-term study of men in the Philippines. That study measured their testosterone levels in two thousand five and two thousand nine.2005年和2009年还是2005到2009年功四年？
Where is Paul’s family going over the holiday?这是2019版人教版高中英语新教材必修一的 Unit 2（p24）的句子。请问为什么用介词over，可以改用in, on 吗？over the holiday, on the holiday, in the holiday有什么区别？
老师您好！我有两个问题：He is the only one of the students who have been abroad. 1.这句话中的have是不是需要改为has? 2.为什么在上面的定语从句中要用who而不是that？（原因是：英语语法关于定语从句中讲到，先行词被the only修饰...
比如：He is seen as a naughty kid in his parents' eyes but as a reliable man in his girlfriend's eyes.这里用but将as a naughty kid in his parents' eyes 和as a reliable man in his girlfriend's eyes.两个介词短语连接起来作为一个整体的宾补可以吗?
老师说successful, slow后面可以接in doing sth。如：
He is slow in understanding. 他理解迟钝。
Were you successful in finding a new house? 你想找所新房子你找到了吗？
请问除successful, slow外，还有哪些形容词后面可接 in doing sth? 谢谢！
plaster is a whitish kind of paste, a mixture of lime, water and sand. 来自托福听力材料请问a kind of 属于限定词（例如，a the my）还是属于 美小圆...木书房中的某一种？为什么？如果属于限定词，无疑是 a kind of whitish paste 更符号常用语序...
Restless, shifting, fugacious as timeitself is a certain vast bulk of the population of the red brick district of the lower West Side.这是欧亨利的短篇小说The Furnished Room(带家具的出租屋)开头部分：我没看懂该句的结构，麻烦老师把句子分析一下成分以及如...