...省略Russia后省略了is,missiles后边省略了were如果是虚拟语气的话那么第一段President Vladimir Putin signaled Russia will aim new weapons at the U.S. if it stations missiles in Europe after quitting a landmark Cold-War-era treaty, amid growing fears of a new arms race.
station m...
It was not until man had learned how to make iron and steel that the constructionof various machines _ possible.A.were madeB.had madeC.madeD.was made请老师帮我仔细划分句子成分再逐一给四个选项解答，最后在详细说明not until的用法，谢谢。
1. But it has also led to lots of American words and structures passing into British English,......2. If you turn on CNN, you find newsreaders and weather forcasters all speaking with different accents.....请问两句中, 怎么判断是动名词的复合结构, 还是分词作宾补呢?
题目：An old man sat quietly in the corner.要求：fronting前置
答案：In the corner an old man sat quietly.
我想请问为什么这里不能将谓语动词前置，构成全部倒装：
In the corner sat an old man
quietly.
难道an old man是个无关紧要的主语信息？
Pausanias, who was a Greek writer about 2,000 years ago, has come on a magical journey on March 18th, 2007 to find out about the present-day Olympic Games.【问题】这是新课标人教版高中英语必修2的句子。这句话使用现在完成时，是否正确？