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问题 过去分词done与现在分词的被动完成式having been done有何区别

非谓语动词中，过去分词done与现在分词的被动完成式having been done有何区别？例如这句话中： Heated, the metal expands. 能不能说having been heated 不是都表先后发生，且是被动吗？

问题 count on sb doing怎么分析成分？

You have to count on the ordering physician seeing it while you move on to something else.你需要依靠开处方药的医生在你忙其他事时帮你盯着点。We can't count on this warm weather lasting.我们不能指望这暖和的天气会持久。我的问题是：count on是依赖的...

问题 middle and high school 是什么意思

...and high school kids. And at first it is, says Abby Jaramillo, who with another teacher started Urban Sprouts, a school garden program at four low-income schools. The program aims to help students develop science skills, environmental awareness, and healthy lifestyles.这是2023年高考英语新全...

问题 notice sb do sth 与 notice sb doing sth 的区别与比较

您好，请教一道题。 Did you notice volunteers _______(help) a man cross the street ? 答案给的是help，为什么不是helping呢？[抱拳][汗]

文章 新北师大版-高中英语-选择性必修1-词汇表(附音标)

...行的 angle /ˈæŋɡl/ n.角 triangle /ˈtraɪæŋɡl/ n.三角形 for the first time初次，第一次 hydrogen /ˈhaɪdrədʒən/ n.氢 rocket /ˈrɒkɪt/ n.火箭 pour /pɔː(r)/ vt.灌，注，倒 pour into投入(倒)……于某物 fuel /ˈfjuːəl/ n.燃料 lack /læk/ vt.缺乏 presentation...

问题 get as是什么意思

有这样一个句子：You never know who you’ll get as a roommate; it’s just a matter of luck.有get as 这个搭配吗？但我在词典上没有查到，查了get和as这两个词。请解释一下这个get as的用法。谢谢！

问题 句子中是不是省略了什么

Reading a book reauires more intellectual efforts than watching TV, because with less visual and auditory aids we have broader scope of imagination.请问老师，we前面是不是省略了什么？省略了that吗?谢谢您！

问题 as there的疑问

We  were assaulted by as many varieties of forces as there were hours, and we observed every attack attentively, analyzing such weapons as we recognized. We by no means recognized all.as...as 翻译为和...一样，自己感觉这样翻译划线句略变扭，望老师指教

问题 helping 现在分词是做伴随状语的用法

Mr March has lost most of his money helping a friend.其中的Helping这个现在分词是作为伴随状语吗？

问题 句子成分分析how much

How much is today's spirit of harmony a change from our more turbulent past?这个句子正常语序是怎么样的，不太理解 a change from的用法，是A is a change from B么？

问题 非谓语动词，用hoping还是hoped

This course is of great interest to students, ___ (hope) to improve their writing skills. 老师们，请教一下，这里course和hope不应该是被动关系吗，为什么答案是hoping？

问题 Pig is just as intelligent as a dog 中的pig何不加冠词

It has been said that pig is just as intelligent as a dog.这一句的 pig 是集合名词吗? 为何不跟 a dog一样也加冠词 a?Thanks in advance.

问题 好题分享(51)：《剑桥英语语法》例句辨析(涉及than what)

.... % She apparently liked it more than what we did. (% 表示 grammatical in some dialect(s) only)该书认为：句1.是正确句。句2：是不规范句。但在与网友交流时我发现对句2究竟哪里不规范，有不同理解。因此，我觉得有必要进一步探讨，以便把这...

问题 best-selling与best-sold的用法与区别

见过 best-selling 的用法。如：She's a best-selling author.It is the UK's best-selling album.但没见过 best-sold 的用法。按理说，“畅销”应该就是“卖得好”啊，但从逻辑上看，应该是东西“被”卖得好吧，为什么不用 best-sold 呢？

问题 and 能否连接一个宾语从句和一个名词做同一个谓语动词的宾语

This is why decorating with plants, fruits and flowers carries special significance. They represent the earth ________(come) back to life and best wishes for new beginnings. 这是 2020 课标全国卷2的语法填空句子，答案 coming 能否 comes？