老师好!With a rifle over his shoulder, he was marching up and down in front of the camp when four officers drove up in a car.本句中前半句 With a rifle over his shoulder, 介词短语作何种状语？期待老师解惑，感谢！
When doctors
carried out an electroencephalography (EEG), they had discovered the patient
had developed epilepsy. However, during the EEG recordings he had experienced a
heart attack and died.这个句子按照逻辑，应该是医生执行了EEG后，才发现病人的问题，但为什么这里主...
...chool, around 20% of youngsters work best with background music, 10% excel when allow to break up their work with short walks around the room while up to 80% can concentrate better if allowed to fiddle with a small object.老师， 红色部分我没有看懂，不知道怎么翻译。烦请指导...
句子比较长，老师辛苦了： Suppose an occasion to arise, in which a suspicion is entertained... that at this very time a considerable number of individuals are actually suffering, by illegal violence inflictions equal in intensity to those which if inflicted by...
1. A five year old boy, Tom can speak three languages2. Extremely happy, Tom did not want to go to sleep偶然拜读了曹老师在一个问题中的解答：曹老师您比较倾向于认为以上两句是省略了being的现在分词作状语3. He died young4. He died a rich man曹老师您比较...
...的，即其后有时可接宾语。如：She remembered
clearly that day when she’d gone exploring the rockpools. 她清楚地记得她去岩石区潮水潭探险的那天。（《柯林斯高级英语词典》）They went
exploring the dark, narrow back alleys of the aid part of town. 他们去...
But when all this was said there still remains the great writer and great man, the man who knew London as few men have known it and who loved its common people humourously and understandingly.老师，我对the man who knew London as few men have known it 理解有疑惑和困难。这里的it指代...
看到这样一个例句：Like teen-nagers everywhere, Jody and Sandy did not always do exactly what their parents told them to.请问句末的to 是否需要保留？下面三句话是否都对？Jody and Sandy did not always do exactly what their parents told them to.Jody and Sandy did not always...
... or other sources of fuel for the future. They say that if these were used up, there would be enough of these type of energy to last forever. 老师好，请问加粗部分为什么用不定式，而不用现在分词？
When such storms occur, water mixed with sewage may flood and disable treatment
plants unless bypassed, untreated, into a stream.本句怎么划分结构和翻译呢？尤其后边红色部分怎么划分成分呢，难道省略了谓语？请求老师指导，提前谢谢谢谢谢谢老师了。
...atient
is not sure to visit Clinics with definite intervals or in the days when he
feels not well; quite the reverse———he prefers then to stay at home.—Environmental Health,《A Global Access
Science Source》求教各位前辈，这种非常规的否定式，其背后所蕴含的逻辑是...
Quick
to claim credit, the prime minister is nowhere to seen when things go wrong这是《经济学人》的一篇文章副标题。主标题是：As
a second wave devastates India, Narendra Modi vanishes标题里的be可以省略，但这里省略be有点怪异。老师们怎么看？感谢！
Anyway, I walked a bit further and saw other people either up trees or preparing to go up trees, and then I noticed a man standing23 there directing them, a sort of foreman, and began to wonder what on earth was going on, and then on the ground I saw there were all these polythene buckets and they...
CNN 10 《U.S. Politics And The Vote Certification Process》 Notably, many states have laws requiring electors to support the winner of their state's popular vote and can levy fines against state electors who choose to go their own way.Once electors have cast their votes, they'll certify votes have...