语法书上对过去进行时举了三个例：We were having dinner when they came.I was busy yesterday,I was preparing for the exams.I was reading aloud while my brother was watching TV.我的问题是：1.第1句前半部份having dinner是进行时，为什么后半部分 they came 没用进行...
This is a more carefully
researched article than Ihave read this semester.这是《剑桥英语语法》书上的一个句子，请问这里可以在 than 后面加上 what 吗？This is a more carefully researched article than what Ihave read this semester.
A
compound noun is a fixed expression which is made up of more than one word and
functions as a noun.Such expressions are frequently combinations of two nouns.frequently的用法对吗？这里frequently修饰什么？以及frequently如果放句首和句末，表达的意思有什么不同？
老师上课举了这样一个例句：It was absolutely the worst food Ihave ever had. 这绝对是我吃过的最糟糕的食物。但我认为这个句子的时态有问题，因为主句与从句的时态自相矛盾，我觉得应作如下改动：It is absolutely the worst food Ihave ever ha...
...逛我们答疑网的时候发现有老师将as far as 看作副词， Ihave walked as far as (副词) the edge of the danger. 这句话不应该是as....as....结构么？Ihave waled as far as (I walked to )the edge of the danger. 辛苦老师解答。
It may seem ironic but it is no accident that literacy rates in
East Asia tend to run much higher than in other areas of comparable economic
level but simpler writing systems.求分析这个句子，谢谢！
...下面的等式成立吗？We’ve missed the bus. It looks as if we’ll have to walk. =We’ve missed the bus. It looks that we’ll have to walk.有人认为等式是成立的，有人认为不成立，不能用 It looks that…句式。特请专家老师指点一下！谢谢！
...ogramme.Reminders:Signing
up for the programme does not automatically mean that you will be able to
register and participate. Pairs are matched by languages of interest and
proficiency levels. Since there are many factors involved in the pairing
process, not all students who sign up will be matched ...
Now thatI am older, I believe thatis a proper standard by which to judge people, even though I still don't know preciselywhat a "good heart" is.I believe thatis a proper standard by which to judge people， 这里介词 by+which 修饰先行词standard，为什么which后面是接 t...
...nyone listened to at all嵌入在 Ihave no idea......结构中。（1）：Ihave no idea......中“.........”是指the Third programme对吗？（2）：为什么不是 Ihave no idea......结构嵌入在关系分句which anyone listened to at a...
...the king, soon became used us a more general method of payment of debts to other
people, including tax gatherers, priests and traders.请老师分析一下粗体部分，我分不清主谓宾补。
The sensation arises, she thinks, because “the persistence of memory, and the feeling of having wasted time, are universal.” , and the feeling of having wasted time, 请问老师这部分用两个逗号隔开，是插入语的性质吗，那谓语动词应该用is啊，比如这句:His forte, a...