找到约 40000 条结果

问题 过去完成时？

In England tea didn't appear until 1660, but in less 100 years he had become the national drink. 这里用了过去完成时had become， 过去完成时是过去的过去，这里had become是在强调发生在哪个过去动作之前的？谢谢，盼着专家老师解惑。

问题 being 的用法与翻译

The amount of sleep human beings need varies with people of different ages, habits and possible races. 这句话中的 being 是啥用法?

问题 out of的意思

 But she felt it creeping out of the sky。参考译文是：他感到它从天空中升起。out of 在这什么意思？字面意思是从天空中移动出来?

问题 be considered admitted 结构分析

If..., the allegation is considered admitted. 其中 admitted 是过去分词做主语补语吗？期待指教！

问题 cultivate有什么词性

请问一下Growing up , my parents cultivated in me the importance of working hard for what I want in life.中我查了字典，只见cultivate是及物动词，为什么后面有in

问题 taste 和try

The food in that restaurant is quite delicious. Let's ___ it. A try   B taste   这里选择A符合语境，B为什么不合适呢？

问题 句子成分划分

老师好，请问句首的craft作何成分？Officially an experimental craft, testing new propulsion systems and imaging devices for spotting space debris, American scientists and military leaders have watched the sj-17 perform remarkable manoeuvres.

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 as单独使用的方法

这句句子里as是做副词吗？adjusting the heater fan can take twice as long when using a touchscreen rather than a physical button

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？