Some old people were seen ______ on the benches, chatting happily.A. having seated B. to seat C. seating D. seatedD 为答案，请问理由，解释一下 seated 在这种情况下是什么用法。谢谢!
...truman seized america's steel mills in 1952 rather than allow a strike to imperil the conduct of the korean war has washington toyed with nationalization,or its functional equivalent,on this kind of scale.
...uffering from a massive earthquake and _____ to ruins, the city took on a new look.A. reducing B. reduced C. being reduced D. having reduced这道题答案是 C，但是 being done 不是表示正在被吗...
...成下面2种：It's time we should order dinner.It's tume we were to order dinner.改写的对吗？分别是什么意思呢？是与将来事实相反的假设吗？如何翻译呢？（和It's time we ordered dinner 比较区分意思）。谢谢！
Venmo is not yet profitable, having been deliberately slow in starting to introduce fees and other moneymaking features.这句话中having been slow.....features是作原因状语还是时间状语？怎么翻译？
... Associate Prof Hart. "In fact, a lot of people feel quite privileged to see a great white at the same time as them - scared but privileged."句中的as them后省略了什么内容吗？感觉表达不完整。希望老师解惑，谢谢！
According to a recent study in the
Journal of Consumer Research, both
the size and consumption habits of our eating companions can influence our food
intake.网上给出的翻译是：根据《消费者研究杂志》最近的一项研究，共餐者的体型和消费习惯都会影响我们的食...
And what better way to answer skeptics from any group than by certifying the technical skills of graduates from a national service program?怎么感觉这句话不完整，整句话就只是个名词没有谓语和宾语的样子啊？
The letter passed from one to another until everyone had read it. 这封信从一个人转手到另一个人直到每个人都看过。until 引导的从句用的过去完成时，所以应该是发生在主句（过去式）之前的，可从语境上感觉怎么觉得 until 是在主句完成...
Furthermore, whatever merit there may be to guesses about selectional processes that might, or might not, have shaped human language, they do not crucially depend on the belief that the system is an outgrowth of some mode of communication.请问：句中的guesses是否要改为guess？