There are three alternatives in dealing with the problems of development and reunification. The first, resolving reunification problem before development, the second, after development and the third, during development.老师：alternative的中文解释是“二中择一”，但在这句话中是...
...不是 doing？2. In the video, the man can be seen holding his mobile phone in his hand after falling asleep on a Metro, with a message in large font on the screen which reads, “Please wake me if you need my seat.”这里为什么用 doing，不用 to do 呢？
...p involving a lot more than that. Hence this book, Chasing the Sea: Lost Among the Ghosts of Empire in Central Asia,
which talks about a road trip of road trip from Tashkent to Karakalpakstan,
where millions of lives have been destroyed by the slow drying up of the sea.
It is the story of an America...
当notonly…but also连接两个句子，且将notonly用于句首时，notonly后面的句子应该用部分倒装。如：Notonly has she been late three times, she has also done no work. 她不仅仅迟到了3次，她还没干一点活。但是下面这个句子为什么没有倒装？Not o...
...问老师：If Harry could only enter, unseen, behind him, what might he not see or hear？这句话中的 not 否定的是哪一个部分？给出的翻译是“如果哈利跟在他后面，神不知鬼不觉地混进去，他会看到什么、听到什么呢？”这句话中好像没有把 not ...
...从句我的印象是应该是这样的：
Where the girl was killed was not known. 女孩是在哪里被杀害的并不知道。
Where she is from is of great importance to us. 她来自什么地方对我们来非常重要。
Where I spend my summer is no business of yours. 我在哪里...
In the pre-modem era, the sale of surplus food took place once a week when farmers took wares on market day, into the local village marketplace. Here food was sold to grocers for sale in their local shop for purchase by local consumers. 第3句 Here food was sold to grocers for sale in their local s...
请问老师：which引导的非限制性定语从句，是修饰前面整个句子吗？which做主语指代“All citrus fruits grow on trees that are evergreen”这件事，对吗？All citrus fruits grow on trees that are evergreen, which means they don't drop their leaves in the fall.
当 as 用作介词表示“作为”时，它引出的介词短语的逻辑主语需要与句子主语保持一致吗？比如下面的句子符合语法吗？As a student, your work is to study hard.As a student, it isnot polite to say that to your teacher.
...ose fights are over mates, which is what Dr Arbour suggests was also going on with ankylosaurs.请教一下亲爱的老师，后面这个which指代逗号前面这句话吗？逗号后面的成分是怎么划分的，谓语是is 还是was呢？Dr Arbour认为的内容是什么呢？甲龙尾巴是...
...编高级英语语法543页。）例如：1)The girl singing in the hall is/was my cousin.=who is /was singing=who has/had sung=who has/had been singing可以改成=who sang (一般过去时）吗？即The girl who sang in the hall is/was my cousin ?2)I feel it to be a rare occasion, occurring as it...