After endless mountains and rivers that leave doubt whether there is a path out,suddenly one encounters the shade of a willow,bright flowers and a lovely village 其中的 that 充当什么成分？
So Spero is downscaling, shopping at middle-brow Dillard’s department store near her suburban Cleveland home, instead of Neiman Marcus. 这句话如何理解？求详细分析，谢谢!
The idea of Trump and U.S. government purchasing Greenland is ridiculous.这句话中of和purchasing之间为什么可以添加名词短语The Trump and U.S. government呢？我们常用的表达不是直接为The idea of doing sth吗？麻烦详细解释一下! 谢谢!
A study shows a worrying tendency that the window for saving the world's coral reefs from the effects of global warming is rapidly closing.这句话是用主动代替被动的用法吗？
The red star witnessed the story of the Long March，which is a great action
marched for more than 6 thousand miles.请问一下各位老师，如果这里分词marched 做后置定语，我想应该表示主动和已经完成的意义，那请问该用现在分词还是过去分词呢？过去分...
辅导班的一道题：
—May I go out. Dad？
—No, you ________ let your mother know first.
A. can B. may C. need D. must
老师说答案为D, 理由是先要征求妈妈的意见，然后才能出去，我质疑说，即使先告诉妈妈也不一定允许...
请问not可以否定带ago的时间状语吗？比如：He was here not five minutes ago.I saw him not five minutes ago.He was wide awake not five minutes ago.类似地，英语可以说not ten years ago, not six months ago, not three days ago吗？
I walked too much yesterday and ( ) are still aching now.A. my leg's muscles B. my muscles of legC. my leg muscelsD. my muscles of the leg答案C正确，没有问题。如果把D改成 my muscles of two legs 也对吗？还是要改成 my muscles of the legs ? my muscles of the two l...
...Polly observed the passengers on the train, she had a feeling that she was being watched by a tall man in a dark overcoat. At last the train arrived at Green Park station.请问这里的 at Green Park station 为什么不用定冠词呢？句子来源：高中英语译林版模块3第1单元(...
原句是：The proportion is almost the lowest ranking 30th among all nuclear nations.我变成：The proportion ranks 30th among all nuclear nations, almost the lowest.这样对么？我感觉像是主语补足语？谢谢老师！请告诉我错在哪里以及相关例句用法！