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问题 这是不定式表原因（原因状语）吗

...原因吗？She must be a very good manager to feed her children so well on so little money.  她靠这么少的钱把孩子们养得这么好，一定是个好当家人。另外，有类似的表达吗？

问题 earn one's keep的用法

Before then,the Falcon Heavy may earn its keep lifting satellites and carrying tourists on slingshot trips around the moon.牛津高阶：earn one's `keep work hard enough to cover the costs of one's food, accommodation, etc 挣钱维持生活.请问老师上面这句话中，earn its keep...

问题 outgrow和era的翻译问题

A spirited discussion springs up between a young girl who says that women have outgrown the jumping-on-a-chair-at-the-sight-of-a-mouse era and a major who says that they haven't.参考译文：如今的女人已不再是那个看到老鼠就跳到椅子上的那个时代的女人了。动词&nbs...

问题 这里为什么用them而不是it

有一道题:I like this pair of shoes.Could I try ___ on,please?A.it B.ones C.that D.them答案给的是D选项. 这个选项对吗?对我来说it 和them都是可以接受的.it指代this pair, them指代shoes.所以就有点糊涂了.为什么只能用it或者只能用them?

问题 怎么判断would表示的是虚拟语气还是推测或是其他用法

If you ask me what was the greatest challenge for me in 2021, I would put physics on the top of the list.这个句子里为什么用would不用will？

问题 比较句型中，as+adj+名词词组+as 是否可转换成: 名词词组+as+adj+as 呢？

...undance ofpeople, comes plenty of waste and the need to recycle.Compliance is a big challenge, and in a city as diverse as New York, it's always been a challenge.通过对比句式：Boxing has as unquestionable a right to the epithet "noble", as has a lord himself.和 and in a city as diverse as N...

问题 the 1980s这样的词可以作宾语吗

有这样一句，the 1980s是用作动词spend的宾语。请问the 1980s这样的词可以作宾语吗？谢谢！ He spent the 1980s on the margins of British politics.  句子是什么意思？谢谢！  

问题 BBC（英国广播公司）作主语谓语动词用单数还是复数

The BBC ________ (has, have) finally decided to bring the curtain down on one of its oldest television programmes. BBC 是一个公司，即“英国广播公司”，它作主语谓语动词用单数还是复数？谢谢！

问题 一道复结构的选择题(主动关系与被动关系)

---Come on,please give me some ideas about the project.---Sorry.With so much work ____ my mind,I almost break down.A.filledB.filling C.to fillD.being filled答案为B怎么理解work 和 filling 之间是主动关系呢？work与filling 不是被动关系么？谢谢!

问题 如何分析下列句子的句子成分

Ｗith his 100th birthday on Thursday, cards have flooded in from members of the public wanting to share their appreaciation and wish him a special day.请问老师，画线的部分是作什么成分的。the public wanting to share their appreaciation and wish him a special day是复合结构...

问题 非限制性定语从句还是地点状语从句

...nssen was impressed with the basic rooftop solar heating systems that were on many homes, where energy from the sun was absorbed by a plate and then used to heat water for domestic use. 

问题 不及物动词+宾语和不及物动词+状语如何区分

...看很像宾语  leave for a place 这个地方是宾语还是状语sit on 或者 arrive in呢? 可以通过是否可以灵活移动到句首判断吗?

文章 Welcome to...和 welcome sb to... 的用法

...副词，在副词前面不能用Welcome to。例如：Welcome back . We missed you. 欢迎回来。我们很想念你。（摘自《韦氏高阶英汉双解词典》p.2374）Welcome back ! 欢迎归来!Welcome home ! 欢迎回家 !（摘自《韦氏高阶英汉双解词典》p.2374）Welcome home !...

问题 这里的介词for怎么分析或理解？

"As long as I thought he'd run away with some woman I thought there was a chance. I don't believe that sort of thing ever answers. He'd have got sick to death of her in three months. But if he hasn't gone because he's in love, then it's finished.""Oh, I think that's awfully subtle," said the Colonel...

问题 关于动态动词过去分词是表达完成概念还是一般概念的疑问

...得快.这一句话,我个人认为A letter sent by airmail=A letter that is sent by airmail,应该相当于仅仅表达一般被动概念,并没有完成的概念.这里有一个问题就是，send在这里到底是看成动态动词，还是转态成静态动词？2）The letter sent yesterday by ...