老师好！想请老师详细讲解一下这句话。The 15 wild Asian elephants among
which one male turned back in July finally returned to their habitat after
touring for 17 months in Yunnan Province.
...;怎么理解hardly a day has passed that he has not called at...前后是2个否定的结构hardly...not...怎么理解这种含义和翻译呢？2）I have not lived for years with Sherlock Holmes for nothing.这种也是前后带2个否定的，麻烦老师也帮我分析一下怎么理解用法...
...所以旅馆住宿很短缺。It was a time of war between states. 那是个战乱的时期。It was the time of break and students came out of classroom one after
another. 现在是休息时间，学生们一个接一个走出教室。It was a time of diplomacy. 这是一个外交频繁的时期。...
As time goes by,the society has witnessed more people and experienced a booming industry as well as more prosperous economy.这句话的句子结构看不懂，意思也翻译不出来，麻烦拜托老师把句子结构及意思讲解下好吗？谢谢老师！