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问题 lined up against the wall是什么用法

Lined up against the wall, there were long thin wires attached to metal spheres.这句话里 lined up against the wall是什么用法?

问题 动名词作主语时可以用于倒装句吗

There is no hiding that public health insurance schemes require the rich to subsidise the poor. 我们经常使用动名词做主语，但是动名词短语可不可以放在倒装句呢？

问题 作标题的-ing动词是动名词还是现在分词

preparing cities for robot carscoming back to me如果是单独的这样一句话，比如作标题，那这里的preparing和coming都是动名词还是分词？如何鉴别区分？

问题 that还是what(人教版教材九年级英语108页)

人教版教材九年级英语108页:What did you use to do that you don't do now？(that是否应该改为what？)请各位老师指点。谢谢！

问题 than ever these days 的理解与翻译

It's easier than ever these days to stay in touch. 现在保持联系比以往任何时候都容易。than ever these days 为何翻译成比以往任何时候？为何要用these?

问题 it is not easy being your age分析

为什么 it is not easy being your age用being 而不是加to？

问题 with复合结构和独立主格结构

My mother likes to sit with her legs crossed on the sofa, glasses balanced on her nose, while she scrolls through her iPhone.我见本站老师不建议将with复合结构与独立主格结构混为一谈。那么，glasses balanced on her nose看作承前省略with，还是纯独立主格结构？...

问题 关于assignment的单复数疑问

...《柯林斯词典》标注的是可数名词。那这一句:If you fail to complete your______ on time，you may lose points for your final grade.这个空的assignment填单数和复数都可以吗，而答案是填单数。

问题 句子有重读和次重音吗

...？我有在书中看到下面的句子：例句：The girl gave the tape to her brother.(粗体表示主要重读音节，强调girl这个单词）。一般情况下，实词重读，虚词弱读。上面的句子girl如果是主要重音的话，其他的实词需要做次重读吗？我看书上...

问题 rather than sb do sth是什么用法

看到这样一个句子：Rather than Mary do the work, I'd prefer to do it myself.这里的 do 为什么没用 does 呢？这是虚拟语气吗？

问题 turn off the music的说法合逻辑吗

看到这样一个句子：He told me to turn off the music.我们不是应该关掉“收音机”“电视机”等“设备”类的东西吗？音乐怎么能“关掉”呢？好像不合逻辑吧！

问题 双宾语的中的间接宾语用于强调句

It’s her girlfriend that he lent his money.有人说，这个句子不妥，应该在 her girlfriend 前面加上介词 to。为什么？这个句子不是可以看作是 lend sb sth 句式强调了间接宾语吗？

问题 There are no /There is no /There is not 有什么区别

There are no boys on the stage.There is no boy on the stage.--There isn't a boy on the stage.There aren't any boys on the stage.舞台上没有一个男孩,(1)在表达的时候,究竟该用单数形式还是复数形式呢? (2)同时,there be no... 和 there be not...在表达上有差...

问题 求分析一个句子，after后面不能用过去时的动词吗？

今天做练习题的时候看到一个完形填空：after __1___(hear)that,she said sorry and helped him ____2___(look)for his watch , at last they found it under a chair.我1写的是heard，2是looking答案是1 hearing,  2 look我有点不明白了，想表达“听完以后”用after+Ved...

问题 this summer可以与一般过去连用吗？

this summer的意思是“今年夏天”，它应该是与一般将来时连吧，但下面这句为什么与一般过去连用呢？ I had the opportunity to visit my relatives this summer.