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问题 On是介词还是副词

They have their best clothes on.She bought a bookself to put her books on.如何理解两个句子的on,on在句子中充当什么成分，是介词，还是副词？介词后面一定要介词宾语吧？

问题 He raised himself on his elbows中on his elbows的理解

He raised himself on his elbows. 请问老师on his elbows是否理解为介词短语作方式状语，即“由胳膊肘支撑的方式支起身体”，谢谢老师。

问题 be动词有完成时态吗

For forty years Jane Goodall has been outspoken about making the rest of the world understand and respect the life of these animals.1.has been 是is 的现在完成时，那么 be动词时有完成时态的？2.about介词短语充当什么状语呢?

问题 这里是省去了引导词that吗

happiness is about being able to make space for ALL these shitty emotions, not just the positive ones.老师这里的about后省去了that吗？为什么总是省去引导词呢？

问题 怎么理解at less than 100 times the levels found in such foods

... level included in commercial pet foods, have never been scientifically demonstrated to cause any problems in pets (or people) at less than 100 times the levels found in such foods. On the other hand, the current policy for many cat food manufacturers is toward using natural preservatives, such as v...

问题 几个长难句分析

...s remain fascinated by the idea of robots that would look , move , and respond like humans , similar to those recently depicted on popular sci-fi TV series such as Westworld and Humans. (2019年考研英语一阅读三)请教曹老师：similar to这个复合介词(形容词短语) 作的是什么...

问题 putting on pace

When it comes to putting on pace, some electric vehicles rely not only on a battery to deliver the necessary wattage, but also on a second source of power called a supercapacitor. 这里的putting on pace，看翻译是“加速”的意思，但我翻了词典并没有查到。另外，请麻烦...

问题 2014年湖南学业水平考阅读理解B求解析

...es. Take small steps, and you can make a difference.● Think Green. Think about the environment as you live your life. If you turn off lights and TV when leaving the room, you’ll save energy. If you take shorter showers, you will save water.● Shop Green. Shopping is fun, but buying things you d...

问题 on one’s arrival与on one’s arriving

On our ______ (arrive) we were told that our rooms had not been reserved.答案是 arrival。请问可以填 arriving吗？

问题 on insurance怎么理解

You can pay premiums on your insurance once a year.Did you claim on the insurance after your car accident?请问老师,这两句中on insurance怎么理解?第一句是pay为什么没有for呢? 而 on your insurance 在这个句子里是做什么作用的?第二句是不是claim已经及物了,...

问题 that从句用法困惑？

...e this proposal. I think perhaps I should have made a show of the indignation I really felt, and I am sure that Colonel MacAndrew at least would have thought well of me if I had been able to report my stout refusal to sit at the same table with a man of such character. But the fear of not being able...

问题 与on arrival（一到达）类似的表达

1. on doing sth 可以表示“一做某事就”“刚做某事就”。如：On arriving home I discovered the burglary. 我一到家就发现家中被盗。2. 但“on + 名词”好像也有类似表达，比如 on arrival（一到达，刚到达）。如：So that I shouldn’t worry, he phoned...

问题 on Fridays是“每周星期五”还是“大多数星期五”

对于 on Mondays, on Tuesdays, on Wednesdays, on Thursday, on Fridays, on Saturdays, on Sundays 等，其中表示星期的名词用的是复数形式，有的书将它们理解成“每周星期一（二、三、四、五、六、日）”，也有的书将它们理解成“大多数星期一（...

问题 on the day after tomorrow中的介词on用得对吗

We’re meeting the day after tomorrow. 我们后天要见面。请问这句话可以在 the day after tomorrow 前面加上介词 on 吗？

问题 on top of the fridge 和 on the top of the fridge 含义辨析

on top of the fridgeon the top of the fridge The book is on top of the fridgeThe book is on the top of the fridge 请教老师，以上2组句子怎么理解含义差别？