问题 and是多余的吗（and to run pumps）

There is electricity in our house and to run pumps.这里为什么有and呢？去掉and不也是可以的嘛？

问题 改写含有反身不定式的句子

The letter took me all morning to write.可以改为it作主语的句式：It took me all morning to write the letter.下面这些句子也可以这么改吗：This decision is for you to make.The car cost $1000 to repair.The dispute needed / required a great deal of tact to resolve.

问题 any and every与each and every的用法区别

...name of each and every pupil. 教师必须知道每个学生的名字。 They have catalogued any and every book in the library. 他们已经把图书馆里的藏书全部编目。 请问句子中的 any and every与each and every有什么区别？

问题 动词operate的一个用法难点

下面句子中的operate不太好理解，请老师举例分析一下： The airline operates regular flights to Greece. 谢谢！

问题 unless的翻译方法

Malthus argued that the human race tends to outrun its means of subsistence unless the redundant individuals are eliminated. 当中，unless在句中如何理解？如何翻译？

问题 with us的意思

With us the cities pretend they are not really there until we are well inside them. with us 什么意思

问题 此处的how如何翻译

Hearing how others react to the book you have just read creates an added pleasure.这个句子中how这个词应该怎么翻译？

问题 particularly, in particular,especially的区别

问题 现在分词短语的修饰作用

If Beijing charged straight at Washington, it would risk being badly gouged. 请问being badly gouged在这里修饰谁？作什么成分？

问题 mistake...for / mistake...as 的区别

问题 lead service lines 的意思

请问老师我在国家地理专栏上看到 lead service lines 是什么意思?

问题 关于冠词的问题

Who says only adults can influence the world? Teenagers can too. A good example is Canadian singer and songwriter Shawn Mendes.我认为红色字体前应该有冠词the.请专家老师指导，十分感谢。

问题 as if的疑问

remove by erasing or crossing out or as if by drawing a line.这里为什么or能够并列as if，谢谢老师！

问题 动名词与现在分词的区别是什么

问题 介词短语和分词短语分别是怎么构成的