American archaeologist William Rathje developed a hypothesis that considered an explosion in long-distance exchange a fundamental cause of Mayan civilization in Mesoamerica. that后面的同位语从句中的句子结构不太理解,请求老师解答。
..., and which Mr
Musk helped found.①如果先行词是OpenAI,就是定语从句和同位语an artificial-intelligence
(AI) laboratory based in San Francisco并列,共同以非限制形式修饰OpenAI;②如果是先行词是an
artificial-intelligence (AI) laboratory,就是定语从句和base...
The reason why she did it is still a mystery. 她为什么做那件事仍是一个谜。Give me one reason why we should help you. 给我举出一个我们应当帮助你的理由。Is there any particular reason why you can’t come? 你有什么(特殊的)原因不能来吗?
之前曹老师讲过than比较从句中的省略问题,但我还没有融会贯通,所以想再请教一下老师。It’s even more difficult to travel in old age than in childhood.It’s even more difficult to travel when you are old than in childhood. Traveling in old age is even more diffic...
Firstly, the festival can start with a 30-minute discussion where groups of students can exchange and share what they have been exposed to recently, expressing themselves freely. 老师,这里的 be exposed to 怎么理解呢?如何翻译呢?