有个句子原句是：This place must have been prosperous when people were still living here.能这样说吗？This place must have been prosperous when people had lived here.请问：had lived here 是曾在这里住过还是已经住在这里？
...e you for your troubles. Or so the thinking has gone since the early 1980s when juries began holding more companies liable for their customers' misfortunes. “or so the thinking has gone”是为了表强调，so的前置；还是直接把or so翻译成大约？平常我们看到的so的倒装...
1. When Dave left school, he worked for several years in a zoo. (after)唯一标准答案是：For several years after Dave left school, he worked in a zoo. 我的句子：After Dave left school, he worked for several years in a zoo. 请教老师，我的答案是否正确？其次，解题人...
...alf year to B.C.
3entury in the half year. The fiction depicts nearly thousands of figures and
innumerable events. While these figures and events are mostly based on the real
history, they are romantic and dramatic in different degrees, The Romance of
the Three kingdoms is a universally-acknowledged...
...ghest respect to those predecessorsexplored the unknown fields of mankind, andto those predecessorsmade significant contribution to the country and people!请问这段话有没有语法错误？例如those predecessors后面是否必须要加who来引导定语从句？contribution是否该用复数...
句子（1）： China and Italy signed a memorandum of understanding on jointly advancing the construction of the BRI , making Italy the first member of the Group of Seven to join the initiative.句子（2）： The two countries have laid a solid foundation...
...Music中有这样一段：Classical music was the music of European courts and big concert halls. Specially, classical music refers to orchestral music of the 18th and early 19th century. 问题：名词 century 受到 18th 和 early 19th 的修饰，它为什么不用复数呢...
...hemiplegia, the current research situation of rehabilitation robot at home and abroad is analyzed, and the overall requirements are put forward from the aspects of rehabilitation training function, control strategy and safety. According to the existing defects of the rehabilitation robot, a new type...