When informed of the Biscari massacre of prisoners, which was by troops under his command, Patton wrote something in his diary. 这个句子改自维基百科，句子中的定语从句“which was by troops under his command”，应该如何分析？
1、was是系动词，by 介词短语...
For a while it looked as though the making of semiconductors, which America had invented and which sat at the heart of the new computer age, was going to be the next casualty. 请问老师，looked后面接的 as though是宾语从句、主语从句还是状语从句？It是指代上文的内容还...
...rammar Today) 把it称为dummy subject（虚拟主语）：English
clauses which are not imperatives must have a subject. Sometimes we need to use
a “dummy” or “empty” or “artificial” subject when there is no subject attached
to the verb, and where the real subject is somewhere else in t...
...？ (赵俊英：《现代英语语法》，p.1297)This is the camera with
which he often takes photos. 这就是他经常用来拍照的相机。【说明】这里的先行词 camera 与 with 构成搭配关系。He often takes
photos with the camera. 他经常用这台相机来拍照。This is t...
...，看你怎么回答是吗？She was very patient towards the children，which her husband seldom was.这句话是知道的主句的表语。She was very patient towards the children，which her husband seldom was not patient？也可以理解成整个句子是吗？
...经完成，被动意义或表示被动的动作。The bottle containing(=which contained) the poison was sent to the laboratory.盛毒品的瓶子被送到实验室。 那为什么瓶子不是被送的吗？不应该用contained吗？The bottle which had contained？
A
public house which was recently bought by Mr.Ian Thompson is up for sale.
Mr.Thompson is going to sell it because it is haunted. He told me that he could
not go to sleep one night because he heard
a strange noise coming from the bar. The next morning, he found that the
doors had been blocked by ch...
You will see that not a day passes in which he does not find something or other to mkae him happy, though he may be in tears the next moment.老师这句话最后中的in which是修饰day吗，为什么用in不应该用on吗，这句话会不会修饰语太长了，主体部分表达不了主...
1. he kept a notebook, in which were written many names. 这个能写成were written吗？不应该是written in which were names吗？我的意思是这种类型的倒装不都是写成过去分词或者现在分词+be+主语吗？2. Hardly a day went by ...
...at erosion on some of Pakistan’s steep landscapes.)The
national program, which has already planted one billion saplings, is an
expansion of a campaign that began in 2015 in the Khyber Pakhtunkhwa province.
Now, residents of all walks of life—from children to politicians—are getting
involved, p...
...也想问一下 it作形式主语的句子的句子结构。例句 It's no use trying to explain. 语法书上讲 it是先行主语，真正的主语是trying to explain。语法书没有再提及其他的句子成分了，如果我们自己分析，谓语就是 is no use，对吧把存在句和 it...
The company said it contacted government agencies to fix the situation, reported the Wall Street Journal.请问老师，reported the Wall Street Journal是which was reported the Wall Journal 的省略吗？如果是，非限制性定语从句的which be 为何可以随便省略呢？