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问题 By 的用法

请问下面句子中的by是什么词性？在句子做什么成分？是否可以去掉？Instead of using light to see by, telephone researchers are thinking of way to use light to communicate by.

文章 你认为哪支球队将赢得NBA总冠军(谈谈叙实性动词)

...实性动词补足语从句（传统说的宾语从句）中存在一种island效应，即在构造含有叙实性动词的特殊疑问句时，只有特定的wh-短语能够从补足语从句中被(长距)提取出来置于句首(wh-短语仿佛被困在了补足语从句这个孤岛中)。(Factive...

问题 求类似between meals的用法

Between通常用于between A and B之样的形式。但有时也后接复数名词，表示每两者之间。如between meals指“每两餐之间”。例句： You shouldn’t eat between meals. 你不应该在两餐之间吃东西。 我想知道更多的相关例句，请...

问题 that fold up 在句中做什么成分

The vehicle-named the Transition-has two seats,four wheels and wings that fold up so it can be driven like a car.that fold up 在句中做什么成份？

问题 这里的into做什么成分

... child into a more stable psychological and physiological aptitude that can contend with their environments.是修饰child吗？谢谢！

问题 the same as的分析

A lot of older adults recognize that they don't sleep the same as they did when they were 18, but they can still function and they're OK. 这里的the same是sleep的宾语吗？the same指代的是睡眠的状况？as they did是引导比较状语从句相当于as they slept?

问题 whip their weight in wildcats 的意思

《人性的弱点》的一句：Whlhelm, the last of the German Kaisers, building an army and navy that he boasted could whip their weight in wildcats.请问这里的whip their weight in wildcats 什么意思？

问题 a better understanding为什么可以加a

A better understanding and company play more important roles in children's growth. understanding前面为什么可以加a?是所有动词的ing都可以加a吗? 怎么记忆呢？

问题 with whom they live这是什么从句？怎么理解？

Also, heat measurements of zebra, impala, buffalo, and giraffe in the wild show that zebras are no cooler than these other species with whom they live.

问题 关于out与outside的区别

...ut与outside表示外出有什么区别？看了一道题：I can't go out and play with my friend_______.A.out          B.outside百度说，outside表示某处的外面，out表示远处的外面，很懵啊，怎么感觉AB都可以呢。请老师帮忙解释下out与outside的区别，比...

问题 on up 什么意思

...pty bottle like this,first, fill it on up with some water, swish it around and dump it out。中文翻译是你需要一个空瓶子，先把它装满水，然后摇晃，再把水倒掉。想请教老师这句话中on up表达什么含义，如果要说装满水，那直接写fill the bottle with s...

问题 first与first-time的区别

Her mother, Solio, is a first-time mum and she is doing a fantastic job.上面一句摘自2021年高考英语全国卷Ⅱ（甲卷）阅读理解A。 请问这里为什么用first-time？first不是也可以表示“第一次”吗？ 

问题 some of该怎么理解

It has a lot of pockets. I use them all the time, and I made some of my own modifications.这是在说一件衣服有很多口袋，但黑体部分我理解不了，请问：1.some是代词然后of介词短语修饰some吗？如果是这样意思就变成了“我自己做的改装中的一些”，...

问题 可以说assist sb with doing sth吗

...语可以说assist sb in sth和assist sb with sth，也可以说assist sb to do sth和assist sb in doing sth。我想请问一下：可以说assist sb with doing sth吗？比如以下三句： The boss asked me to assist him to carry through his great plan. The boss asked me to assist him in car...

问题 怎么判断中心词

within 数词（X to X ）+时间量词 +of +抽象名词。这种结构：中心词是哪个？我个人感觉不是抽象名词后的X to X 时间量词。比如：within 10 to 20 seconds of smile ！这好像有2种理解：第一种，微笑后10—20秒内。第二种：令人微笑的10—20...