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问题 through 和 by 的区别

阅读题里的一句：_____ his research, Pearson(人名） is able to put dates to most of the breakthroughs that can be predicted.选through 还是 by，当表示“通过、凭借、由于（某种方式，手段）”时他们的用法区别是什么？望老师不吝赐教！谢谢！！

问题 定语从句问题

...to base        B. which to base on C. to base on D. to be based on 请问这是定语从句的哪个知识点，为什么定语从句中没有主语和谓语，主语省略后，为什么用to do形式。

问题 句子理解问题s

Expect the Democrats  to be toughter on Russia,and depending on what the Muller investigation concludes in terms of any 2016 election collusion,that would have an impact as well.不定式做Democrts的后置定语，翻译为：预计民主党会对俄罗斯更强硬 ，此处这样理解有问...

问题 关于让步状语从句的倒装的疑惑

Be she rich or poor, l will take her as my wife.请问下各位大佬，为什么是不是 was she rich or poor?从句部分陈述语句可以说 whether she is rich or poor 吗?

问题 句子成分分析

...ing the improvements they are making to the network, but passengers should be able to expect a basic level of service for the substantial sums they are now paying to travel.请问老师train operators trumpeting the improvements they are making to the network做什么成分？

问题 定语从句的使用

That is the term being used to describe the invisible yet toxic mixture of gases and particles clinging to smokers’ hair and clothing, not to mention cushions and a carpeting, that lingers long after second-hand smoke has cleared from a room.请问老师，这里不是引导非限制定从吗，...

问题 than从句省略主语的补写

The box is much smaller than is useful.请问这个句子如何补写？是这样吗？The box is much smaller than it is useful that it should be.但是，useful 好像不能用于这样的形式主语句型吧！

问题 非谓语used to是啥状语

The water will soon be gone, used to supply the surrounding land.专业老师，后半句中非谓语used和逻辑主语表示被动关系，不知道used to……是什么状语？请老师指教下，多谢！

问题 of的用法

...Tuesday the Guardian revealed more than 500 children a day in England were being referred to NHS mental health services for anxiety, more than double the rate of before the pandemic began. 这句话the rate of 后面接个before这个句子，不是常规接名词吗？before 这个句子是做the r...

问题 为什么有个for，什么用法？

The doctor will take him away to be cared for in a safe place。老师， in a safe place是状语，为什么有个for，是否省略了主语him?

问题 关系代词that, which的选择问题

The little problems              we meet in our daily lives may be inspirations for great inventions.空格处填that, which 都可以吗？

问题 have的用法

请问一下。I will be on my own,but I still want to have my parents to turn to whenever I need help.我查了词典，相关have的用法:He has no one to help是没人需要他帮助。可在那句话中译父母需要求助我当我要帮助时，不是怪吗？还请老师帮忙，不知道是...

问题 句子成分分析

...起的as good提前吗？还是as good as these services are作后面there be句子的修饰成分？）

问题 Adj+to的结构

Doris walked in the forest causiouly, afraid of being attacked by giant snakes.I tiptoed into my father's room, careful to step over the creaky floor.这两句话我都能看懂，但是无法理解 afraid of 和 careful to的表达和做的成分

问题 这句话要怎么理解呢，fast的作用？

I soon realized that being tough was getting me nowhere fast (=was not helping me achieve anything)