话题 Until now

话题 now that

话题 since now

话题 now作主语

用户 Now boy

话题 just now

问题 How many 问句疑惑

How many people are in the car?请问老师：上面例句正确吗？好像一般都是说How many people are there in the car?

问题 of和for的含义

There are 640 muscles and 206 bones in the body, but only 284 and 72 of those are of sufficient size for our grafits.请教老师：1)系动词are后面的of sufficient size为什么要有of？of在此表达什么含义？2)是否可以去掉of，或者直接变为but only 284 and 72 of those are su...

问题 请教大神，这个主从复合句该怎么分析

...ers fall within theparameter value ranges and the impedance specifications are met

问题 如何理解 now 用于过去时态中

now 的意思是“现在”，但它有时用在过去时态中，这不太好理解，求教专家老师指点！谢谢您！

问题 关于存在句作介词补足成分的疑问?

关于存在句作介词补足成分，书上说如果介词是for,则只能用for there to be,如果是其他介词，只能用there being. 对于这段话，我没有明白原理。为什么呢？这背后的逻辑或原理是什么呢？ 谢谢老师！

问题 反身代词用于被动语态中的用法疑问

原句：And it especially must be highly regarded by people who are themselves admired.不理解的是 people who are themselves admired，who are (themselves) admired，被动不都是be done的形式吗，这个为啥要在be 和done的中间插入个themselves？很突兀! 

问题 成分分析

There were so few students registered that the class was cancelled.After the war, there were many things destroyed to rebuild up in the country. 请问老师：这两个there be句型中，第一个句子是单个过去分词registered作后置定语，第二个句中是单个过去...

问题 to be self-evident作什么成分

We hold these truths to be self-evident:that all men are created.that all men are created应该是truths的同位语。但不定式作什么成分？

问题 语调问题

...hree big lessons about relationships. The first is that social connections are really good for us, and that loneliness kills. It turns out that people who are more socially connected to family, to friends, to community, are happier, they're physically healthier, and they live longer than people who ...