找到约 40000 条结果

问题 NP是否外置的判断

It is astonishing, the degree to which a high-tech,postmodern society still depends on low-tech, pre-modern labor.

问题 星期前不加介词

请问一下，The 2019 World Artificial Intelligence Conference was held Thursday in Shanghai  这个句子中为什么Thursday前不加on，而被省略。   谢谢老师回答了。

问题 down是介词还是副词的区分

He rolled his suitcase down the hall. 这句话里面down是介词还是副词？

问题 定语从句引导词where

I’ve been very careful about the companies where I apply.当从句中缺少地点时，引导词用where，此句好像不是缺少地点状语，为什么用where？

问题 关于单宾语的被动句

The walls were ruined in wars.I was beaten by him.这两句的介词短语分别做地点状语和动作状语吗。都没有宾语。单宾语被动句本身没有宾语。

问题 副词是否能修饰be动词

where is the toilet.1.副词是否能单独的修饰be动词。2.where是疑问副词 ，在这句话中 where 是在修饰is么。

问题 不及物接同位语从句疑问

The story goes that William killed his wife. 为什么goes不及物可以接从句？

问题 suggest sb doing

"I suggest the meeting be put off till next week" he said.为什么是be put off, 不是suggest sb doing 么？

问题 where从句可以用及物动词吗

I drive to the place where i don't know. know是接place的吧？

问题 Without fail 是什么成分？

I hear the news every evening without fail. Without fail是做什么什么成分？为什么用原形而不是用分词failing?

问题 dinner什么时候加冠词

1. He cooked us a huge dinner.2.Make dinner / prepare the dinner3.When do you have dinner?请老师总结一下dinner什么时候加冠词？

问题 单复数问题

Mobile phones are a boon for people.The mobile phone is a boon for people. A mobile phone is a boon for people. 请问老师三句话是否都正确吗？如何理解冠词和前面名词复数之间的关系？

问题 to which的用法

The existing form to which a derivational affix can be added is called a stem. 这里的to which的用法我不明白，可以讲解一下吗？

问题 关于一道单选题的疑问

The way _____ he looks at problems is wrong.A.which      B.whose       C.what     D./请教老师，这个题目为什么是选D？

问题 experience是持续性动词吗

例如:The company have experienced a remarkable growth in recent days.这句话正确吗？